64979289

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{2351}}^1$

素因数の和:2477

約数の個数: 24

約数和(自身を含む): 97598592

約数和(自身を除く): 32619303

約数列:

[1, 3, 9, 37, 83, 111, 249, 333, 747, 2351, 3071, 7053, 9213, 21159, 27639, 86987, 195133, 260961, 585399, 782883, 1756197, 7219921, 21659763, 64979289]

約数ペア:

[(1, 64979289), (3, 21659763), (9, 7219921), (37, 1756197), (83, 782883), (111, 585399), (249, 260961), (333, 195133), (747, 86987), (2351, 27639), (3071, 21159), (7053, 9213)]