251772975

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1$

素因数の和:666

約数の個数: 96

約数和(自身を含む): 503807040

約数和(自身を除く): 252034065

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 37, 45, 51, 75, 85, 111, 135, 153, 185, 225, 255, 333, 425, 459, 555, 593, 629, 675, 765, 925, 999, 1275, 1665, 1779, 1887, 2295, 2775, 2965, 3145, 3825, 4995, 5337, 5661, 8325, 8895, 9435, 10081, 11475, 14825, 15725, 16011, 16983, 21941, 24975, 26685, 28305, 30243, 44475, 47175, 50405, 65823, 80055, 84915, 90729, 109705, 133425, 141525, 151215, 197469, 252025, 272187, 329115, 372997, 400275, 424575, 453645, 548525, 592407, 756075, 987345, 1118991, 1360935, 1645575, 1864985, 2268225, 2962035, 3356973, 4936725, 5594955, 6804675, 9324925, 10070919, 14810175, 16784865, 27974775, 50354595, 83924325, 251772975]

約数ペア:

[(1, 251772975), (3, 83924325), (5, 50354595), (9, 27974775), (15, 16784865), (17, 14810175), (25, 10070919), (27, 9324925), (37, 6804675), (45, 5594955), (51, 4936725), (75, 3356973), (85, 2962035), (111, 2268225), (135, 1864985), (153, 1645575), (185, 1360935), (225, 1118991), (255, 987345), (333, 756075), (425, 592407), (459, 548525), (555, 453645), (593, 424575), (629, 400275), (675, 372997), (765, 329115), (925, 272187), (999, 252025), (1275, 197469), (1665, 151215), (1779, 141525), (1887, 133425), (2295, 109705), (2775, 90729), (2965, 84915), (3145, 80055), (3825, 65823), (4995, 50405), (5337, 47175), (5661, 44475), (8325, 30243), (8895, 28305), (9435, 26685), (10081, 24975), (11475, 21941), (14825, 16983), (15725, 16011)]