4781217

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 8017920

約数和(自身を除く): 3236703

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 521, 1311, 1563, 3059, 3647, 9177, 9899, 10941, 11983, 29697, 35949, 69293, 83881, 207879, 227677, 251643, 683031, 1593739, 4781217]

約数ペア:

[(1, 4781217), (3, 1593739), (7, 683031), (19, 251643), (21, 227677), (23, 207879), (57, 83881), (69, 69293), (133, 35949), (161, 29697), (399, 11983), (437, 10941), (483, 9899), (521, 9177), (1311, 3647), (1563, 3059)]