768168705

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 1274031360

約数和(自身を除く): 505862655

約数列:

[1, 3, 5, 15, 47, 97, 141, 235, 239, 291, 485, 705, 717, 1195, 1455, 2209, 3585, 4559, 6627, 11045, 11233, 13677, 22795, 23183, 33135, 33699, 56165, 68385, 69549, 115915, 168495, 214273, 347745, 527951, 642819, 1071365, 1089601, 1583853, 2639755, 3214095, 3268803, 5448005, 7919265, 16344015, 51211247, 153633741, 256056235, 768168705]

約数ペア:

[(1, 768168705), (3, 256056235), (5, 153633741), (15, 51211247), (47, 16344015), (97, 7919265), (141, 5448005), (235, 3268803), (239, 3214095), (291, 2639755), (485, 1583853), (705, 1089601), (717, 1071365), (1195, 642819), (1455, 527951), (2209, 347745), (3585, 214273), (4559, 168495), (6627, 115915), (11045, 69549), (11233, 68385), (13677, 56165), (22795, 33699), (23183, 33135)]