28625824

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 60378696

約数和(自身を除く): 31752872

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 101, 136, 202, 272, 404, 521, 544, 808, 1042, 1616, 1717, 2084, 3232, 3434, 4168, 6868, 8336, 8857, 13736, 16672, 17714, 27472, 35428, 52621, 54944, 70856, 105242, 141712, 210484, 283424, 420968, 841936, 894557, 1683872, 1789114, 3578228, 7156456, 14312912, 28625824]

約数ペア:

[(1, 28625824), (2, 14312912), (4, 7156456), (8, 3578228), (16, 1789114), (17, 1683872), (32, 894557), (34, 841936), (68, 420968), (101, 283424), (136, 210484), (202, 141712), (272, 105242), (404, 70856), (521, 54944), (544, 52621), (808, 35428), (1042, 27472), (1616, 17714), (1717, 16672), (2084, 13736), (3232, 8857), (3434, 8336), (4168, 6868)]