2189780277

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1\times {\mathrm{11261}}^1$

素因数の和:12540

約数の個数: 16

約数和(自身を含む): 2977492608

約数和(自身を除く): 787712331

約数列:

[1, 3, 53, 159, 1223, 3669, 11261, 33783, 64819, 194457, 596833, 1790499, 13772203, 41316609, 729926759, 2189780277]

約数ペア:

[(1, 2189780277), (3, 729926759), (53, 41316609), (159, 13772203), (1223, 1790499), (3669, 596833), (11261, 194457), (33783, 64819)]