31809063

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 18994137

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 1399, 1749, 2067, 4197, 7579, 15389, 18187, 22737, 46167, 54561, 74147, 200057, 222441, 600171, 815617, 963911, 2446851, 2891733, 10603021, 31809063]

約数ペア:

[(1, 31809063), (3, 10603021), (11, 2891733), (13, 2446851), (33, 963911), (39, 815617), (53, 600171), (143, 222441), (159, 200057), (429, 74147), (583, 54561), (689, 46167), (1399, 22737), (1749, 18187), (2067, 15389), (4197, 7579)]