201215427

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2377}}^1$

素因数の和:2555

約数の個数: 32

約数和(自身を含む): 319603200

約数和(自身を除く): 118387773

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 2377, 2919, 4031, 7131, 12093, 16639, 28217, 49917, 68933, 84651, 206799, 330403, 482531, 991209, 1447593, 2312821, 6938463, 9581687, 28745061, 67071809, 201215427]

約数ペア:

[(1, 201215427), (3, 67071809), (7, 28745061), (21, 9581687), (29, 6938463), (87, 2312821), (139, 1447593), (203, 991209), (417, 482531), (609, 330403), (973, 206799), (2377, 84651), (2919, 68933), (4031, 49917), (7131, 28217), (12093, 16639)]