72318757

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 87411096

約数和(自身を除く): 15092339

約数列:

[1, 7, 37, 49, 113, 259, 353, 791, 1813, 2471, 4181, 5537, 13061, 17297, 29267, 39889, 91427, 204869, 279223, 639989, 1475893, 1954561, 10331251, 72318757]

約数ペア:

[(1, 72318757), (7, 10331251), (37, 1954561), (49, 1475893), (113, 639989), (259, 279223), (353, 204869), (791, 91427), (1813, 39889), (2471, 29267), (4181, 17297), (5537, 13061)]