82143579

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 127733760

約数和(自身を除く): 45590181

約数列:

[1, 3, 7, 21, 107, 139, 263, 321, 417, 749, 789, 973, 1841, 2247, 2919, 5523, 14873, 28141, 36557, 44619, 84423, 104111, 109671, 196987, 255899, 312333, 590961, 767697, 3911599, 11734797, 27381193, 82143579]

約数ペア:

[(1, 82143579), (3, 27381193), (7, 11734797), (21, 3911599), (107, 767697), (139, 590961), (263, 312333), (321, 255899), (417, 196987), (749, 109671), (789, 104111), (973, 84423), (1841, 44619), (2247, 36557), (2919, 28141), (5523, 14873)]