7428057

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 13023360

約数和(自身を除く): 5595303

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 169, 273, 299, 483, 507, 637, 897, 1127, 1183, 1911, 2093, 2197, 3381, 3549, 3887, 6279, 6591, 8281, 11661, 14651, 15379, 24843, 27209, 43953, 46137, 50531, 81627, 107653, 151593, 190463, 322959, 353717, 571389, 1061151, 2476019, 7428057]

約数ペア:

[(1, 7428057), (3, 2476019), (7, 1061151), (13, 571389), (21, 353717), (23, 322959), (39, 190463), (49, 151593), (69, 107653), (91, 81627), (147, 50531), (161, 46137), (169, 43953), (273, 27209), (299, 24843), (483, 15379), (507, 14651), (637, 11661), (897, 8281), (1127, 6591), (1183, 6279), (1911, 3887), (2093, 3549), (2197, 3381)]