64875657

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 111989952

約数和(自身を除く): 47114295

約数列:

[1, 3, 7, 11, 21, 33, 49, 53, 77, 147, 159, 231, 371, 539, 583, 757, 1113, 1617, 1749, 2271, 2597, 4081, 5299, 7791, 8327, 12243, 15897, 24981, 28567, 37093, 40121, 58289, 85701, 111279, 120363, 174867, 280847, 408023, 441331, 842541, 1224069, 1323993, 1965929, 3089317, 5897787, 9267951, 21625219, 64875657]

約数ペア:

[(1, 64875657), (3, 21625219), (7, 9267951), (11, 5897787), (21, 3089317), (33, 1965929), (49, 1323993), (53, 1224069), (77, 842541), (147, 441331), (159, 408023), (231, 280847), (371, 174867), (539, 120363), (583, 111279), (757, 85701), (1113, 58289), (1617, 40121), (1749, 37093), (2271, 28567), (2597, 24981), (4081, 15897), (5299, 12243), (7791, 8327)]