638162568

素因数分解:

$2^3\times 3^2\times {\mathrm{2437}}^1\times {\mathrm{3637}}^1$

素因数の和:6086

約数の個数: 48

約数和(自身を含む): 1729541580

約数和(自身を除く): 1091379012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2437, 3637, 4874, 7274, 7311, 9748, 10911, 14548, 14622, 19496, 21822, 21933, 29096, 29244, 32733, 43644, 43866, 58488, 65466, 87288, 87732, 130932, 175464, 261864, 8863369, 17726738, 26590107, 35453476, 53180214, 70906952, 79770321, 106360428, 159540642, 212720856, 319081284, 638162568]

約数ペア:

[(1, 638162568), (2, 319081284), (3, 212720856), (4, 159540642), (6, 106360428), (8, 79770321), (9, 70906952), (12, 53180214), (18, 35453476), (24, 26590107), (36, 17726738), (72, 8863369), (2437, 261864), (3637, 175464), (4874, 130932), (7274, 87732), (7311, 87288), (9748, 65466), (10911, 58488), (14548, 43866), (14622, 43644), (19496, 32733), (21822, 29244), (21933, 29096)]