28063035

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 67223520

約数和(自身を除く): 39160485

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 45, 49, 55, 63, 65, 77, 89, 91, 99, 105, 117, 143, 147, 165, 195, 231, 245, 267, 273, 315, 385, 429, 441, 445, 455, 495, 539, 585, 623, 637, 693, 715, 735, 801, 819, 979, 1001, 1155, 1157, 1287, 1335, 1365, 1617, 1869, 1911, 2145, 2205, 2695, 2937, 3003, 3115, 3185, 3465, 3471, 4005, 4095, 4361, 4851, 4895, 5005, 5607, 5733, 5785, 6435, 6853, 7007, 8085, 8099, 8811, 9009, 9345, 9555, 10413, 12727, 13083, 14685, 15015, 17355, 20559, 21021, 21805, 24255, 24297, 28035, 28665, 34265, 35035, 38181, 39249, 40495, 44055, 45045, 47971, 52065, 56693, 61677, 63063, 63635, 65415, 72891, 89089, 102795, 105105, 114543, 121485, 143913, 170079, 190905, 196245, 239855, 267267, 283465, 308385, 315315, 364455, 431739, 445445, 510237, 572715, 623623, 719565, 801801, 850395, 1336335, 1870869, 2158695, 2551185, 3118115, 4009005, 5612607, 9354345, 28063035]

約数ペア:

[(1, 28063035), (3, 9354345), (5, 5612607), (7, 4009005), (9, 3118115), (11, 2551185), (13, 2158695), (15, 1870869), (21, 1336335), (33, 850395), (35, 801801), (39, 719565), (45, 623623), (49, 572715), (55, 510237), (63, 445445), (65, 431739), (77, 364455), (89, 315315), (91, 308385), (99, 283465), (105, 267267), (117, 239855), (143, 196245), (147, 190905), (165, 170079), (195, 143913), (231, 121485), (245, 114543), (267, 105105), (273, 102795), (315, 89089), (385, 72891), (429, 65415), (441, 63635), (445, 63063), (455, 61677), (495, 56693), (539, 52065), (585, 47971), (623, 45045), (637, 44055), (693, 40495), (715, 39249), (735, 38181), (801, 35035), (819, 34265), (979, 28665), (1001, 28035), (1155, 24297), (1157, 24255), (1287, 21805), (1335, 21021), (1365, 20559), (1617, 17355), (1869, 15015), (1911, 14685), (2145, 13083), (2205, 12727), (2695, 10413), (2937, 9555), (3003, 9345), (3115, 9009), (3185, 8811), (3465, 8099), (3471, 8085), (4005, 7007), (4095, 6853), (4361, 6435), (4851, 5785), (4895, 5733), (5005, 5607)]