2153900925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 4419717120

約数和(自身を除く): 2265816195

約数列:

[1, 3, 5, 9, 11, 15, 25, 31, 33, 45, 55, 67, 75, 93, 99, 155, 165, 201, 225, 275, 279, 335, 341, 419, 465, 495, 603, 737, 775, 825, 1005, 1023, 1257, 1395, 1675, 1705, 2077, 2095, 2211, 2325, 2475, 3015, 3069, 3685, 3771, 4609, 5025, 5115, 6231, 6285, 6633, 6975, 8525, 10385, 10475, 11055, 12989, 13827, 15075, 15345, 18425, 18693, 18855, 22847, 23045, 25575, 28073, 31155, 31425, 33165, 38967, 41481, 51925, 55275, 64945, 68541, 69135, 76725, 84219, 93465, 94275, 114235, 115225, 116901, 140365, 142879, 155775, 165825, 194835, 205623, 207405, 252657, 308803, 324725, 342705, 345675, 421095, 428637, 467325, 571175, 584505, 701825, 714395, 870263, 926409, 974175, 1028115, 1037025, 1263285, 1285911, 1544015, 1713525, 2105475, 2143185, 2610789, 2779227, 2922525, 3571975, 4351315, 4632045, 5140575, 6316425, 6429555, 7720075, 7832367, 9572893, 10715925, 13053945, 13896135, 21756575, 23160225, 28718679, 32147775, 39161835, 47864465, 65269725, 69480675, 86156037, 143593395, 195809175, 239322325, 430780185, 717966975, 2153900925]

約数ペア:

[(1, 2153900925), (3, 717966975), (5, 430780185), (9, 239322325), (11, 195809175), (15, 143593395), (25, 86156037), (31, 69480675), (33, 65269725), (45, 47864465), (55, 39161835), (67, 32147775), (75, 28718679), (93, 23160225), (99, 21756575), (155, 13896135), (165, 13053945), (201, 10715925), (225, 9572893), (275, 7832367), (279, 7720075), (335, 6429555), (341, 6316425), (419, 5140575), (465, 4632045), (495, 4351315), (603, 3571975), (737, 2922525), (775, 2779227), (825, 2610789), (1005, 2143185), (1023, 2105475), (1257, 1713525), (1395, 1544015), (1675, 1285911), (1705, 1263285), (2077, 1037025), (2095, 1028115), (2211, 974175), (2325, 926409), (2475, 870263), (3015, 714395), (3069, 701825), (3685, 584505), (3771, 571175), (4609, 467325), (5025, 428637), (5115, 421095), (6231, 345675), (6285, 342705), (6633, 324725), (6975, 308803), (8525, 252657), (10385, 207405), (10475, 205623), (11055, 194835), (12989, 165825), (13827, 155775), (15075, 142879), (15345, 140365), (18425, 116901), (18693, 115225), (18855, 114235), (22847, 94275), (23045, 93465), (25575, 84219), (28073, 76725), (31155, 69135), (31425, 68541), (33165, 64945), (38967, 55275), (41481, 51925)]