420565233

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{659}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 622702080

約数和(自身を除く): 202136847

約数列:

[1, 3, 11, 33, 83, 233, 249, 659, 699, 913, 1977, 2563, 2739, 7249, 7689, 19339, 21747, 54697, 58017, 153547, 164091, 212729, 460641, 601667, 638187, 1689017, 1805001, 5067051, 12744401, 38233203, 140188411, 420565233]

約数ペア:

[(1, 420565233), (3, 140188411), (11, 38233203), (33, 12744401), (83, 5067051), (233, 1805001), (249, 1689017), (659, 638187), (699, 601667), (913, 460641), (1977, 212729), (2563, 164091), (2739, 153547), (7249, 58017), (7689, 54697), (19339, 21747)]