520068015

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{677}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 926104608

約数和(自身を除く): 406036593

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 397, 645, 677, 1191, 1935, 1985, 2031, 3385, 3573, 5955, 6093, 10155, 17071, 17865, 29111, 30465, 51213, 85355, 87333, 145555, 153639, 256065, 261999, 268769, 436665, 768195, 806307, 1309995, 1343845, 2418921, 4031535, 11557067, 12094605, 34671201, 57785335, 104013603, 173356005, 520068015]

約数ペア:

[(1, 520068015), (3, 173356005), (5, 104013603), (9, 57785335), (15, 34671201), (43, 12094605), (45, 11557067), (129, 4031535), (215, 2418921), (387, 1343845), (397, 1309995), (645, 806307), (677, 768195), (1191, 436665), (1935, 268769), (1985, 261999), (2031, 256065), (3385, 153639), (3573, 145555), (5955, 87333), (6093, 85355), (10155, 51213), (17071, 30465), (17865, 29111)]