215546175

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1249}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 423150000

約数和(自身を除く): 207603825

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 59, 65, 75, 117, 177, 195, 225, 295, 325, 531, 585, 767, 885, 975, 1249, 1475, 2301, 2655, 2925, 3747, 3835, 4425, 6245, 6903, 11241, 11505, 13275, 16237, 18735, 19175, 31225, 34515, 48711, 56205, 57525, 73691, 81185, 93675, 146133, 172575, 221073, 243555, 281025, 368455, 405925, 663219, 730665, 957983, 1105365, 1217775, 1842275, 2873949, 3316095, 3653325, 4789915, 5526825, 8621847, 14369745, 16580475, 23949575, 43109235, 71848725, 215546175]

約数ペア:

[(1, 215546175), (3, 71848725), (5, 43109235), (9, 23949575), (13, 16580475), (15, 14369745), (25, 8621847), (39, 5526825), (45, 4789915), (59, 3653325), (65, 3316095), (75, 2873949), (117, 1842275), (177, 1217775), (195, 1105365), (225, 957983), (295, 730665), (325, 663219), (531, 405925), (585, 368455), (767, 281025), (885, 243555), (975, 221073), (1249, 172575), (1475, 146133), (2301, 93675), (2655, 81185), (2925, 73691), (3747, 57525), (3835, 56205), (4425, 48711), (6245, 34515), (6903, 31225), (11241, 19175), (11505, 18735), (13275, 16237)]