42193151

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 57662976

約数和(自身を除く): 15469825

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 691, 793, 1001, 4697, 4837, 5551, 7601, 8723, 8983, 42151, 53207, 61061, 62881, 98813, 295057, 463661, 547963, 691691, 3245627, 3835741, 6027593, 42193151]

約数ペア:

[(1, 42193151), (7, 6027593), (11, 3835741), (13, 3245627), (61, 691691), (77, 547963), (91, 463661), (143, 295057), (427, 98813), (671, 62881), (691, 61061), (793, 53207), (1001, 42151), (4697, 8983), (4837, 8723), (5551, 7601)]