68640741

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8263}}^1$

素因数の和:8353

約数の個数: 24

約数和(自身を含む): 108291456

約数和(自身を除く): 39650715

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8263, 8307, 24789, 74367, 107419, 322257, 586673, 966771, 1760019, 5280057, 7626749, 22880247, 68640741]

約数ペア:

[(1, 68640741), (3, 22880247), (9, 7626749), (13, 5280057), (39, 1760019), (71, 966771), (117, 586673), (213, 322257), (639, 107419), (923, 74367), (2769, 24789), (8263, 8307)]