42321643

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 55604640

約数和(自身を除く): 13282997

約数列:

[1, 7, 13, 29, 49, 79, 91, 203, 377, 553, 637, 841, 1027, 1421, 2291, 2639, 3871, 5887, 7189, 10933, 16037, 18473, 29783, 41209, 50323, 66439, 76531, 112259, 208481, 465073, 535717, 863707, 1459367, 3255511, 6045949, 42321643]

約数ペア:

[(1, 42321643), (7, 6045949), (13, 3255511), (29, 1459367), (49, 863707), (79, 535717), (91, 465073), (203, 208481), (377, 112259), (553, 76531), (637, 66439), (841, 50323), (1027, 41209), (1421, 29783), (2291, 18473), (2639, 16037), (3871, 10933), (5887, 7189)]