64933473

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 96832512

約数和(自身を除く): 31899039

約数列:

[1, 3, 11, 33, 83, 151, 157, 249, 453, 471, 913, 1661, 1727, 2739, 4983, 5181, 12533, 13031, 23707, 37599, 39093, 71121, 137863, 143341, 260777, 413589, 430023, 782331, 1967681, 5903043, 21644491, 64933473]

約数ペア:

[(1, 64933473), (3, 21644491), (11, 5903043), (33, 1967681), (83, 782331), (151, 430023), (157, 413589), (249, 260777), (453, 143341), (471, 137863), (913, 71121), (1661, 39093), (1727, 37599), (2739, 23707), (4983, 13031), (5181, 12533)]