64808457

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 104079360

約数和(自身を除く): 39270903

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 483, 763, 1231, 2289, 2507, 3693, 7521, 8617, 17549, 25851, 28313, 52647, 84939, 134179, 198191, 402537, 594573, 939253, 2817759, 3086117, 9258351, 21602819, 64808457]

約数ペア:

[(1, 64808457), (3, 21602819), (7, 9258351), (21, 3086117), (23, 2817759), (69, 939253), (109, 594573), (161, 402537), (327, 198191), (483, 134179), (763, 84939), (1231, 52647), (2289, 28313), (2507, 25851), (3693, 17549), (7521, 8617)]