890990163

素因数分解:

$3^2\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{13879}}^1$

素因数の和:14911

約数の個数: 24

約数和(自身を含む): 1472390400

約数和(自身を除く): 581400237

約数列:

[1, 3, 7, 9, 21, 63, 1019, 3057, 7133, 9171, 13879, 21399, 41637, 64197, 97153, 124911, 291459, 874377, 14142701, 42428103, 98998907, 127284309, 296996721, 890990163]

約数ペア:

[(1, 890990163), (3, 296996721), (7, 127284309), (9, 98998907), (21, 42428103), (63, 14142701), (1019, 874377), (3057, 291459), (7133, 124911), (9171, 97153), (13879, 64197), (21399, 41637)]