420090879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4957}}^1$

素因数の和:5067

約数の個数: 32

約数和(自身を含む): 629705664

約数和(自身を除く): 209614785

約数列:

[1, 3, 13, 39, 41, 53, 123, 159, 533, 689, 1599, 2067, 2173, 4957, 6519, 14871, 28249, 64441, 84747, 193323, 203237, 262721, 609711, 788163, 2642081, 3415373, 7926243, 10246119, 10771561, 32314683, 140030293, 420090879]

約数ペア:

[(1, 420090879), (3, 140030293), (13, 32314683), (39, 10771561), (41, 10246119), (53, 7926243), (123, 3415373), (159, 2642081), (533, 788163), (689, 609711), (1599, 262721), (2067, 203237), (2173, 193323), (4957, 84747), (6519, 64441), (14871, 28249)]