51352642

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 86012928

約数和(自身を除く): 34660286

約数列:

[1, 2, 11, 22, 101, 121, 191, 202, 242, 382, 1111, 1331, 2101, 2222, 2662, 4202, 12221, 19291, 23111, 24442, 38582, 46222, 134431, 212201, 254221, 268862, 424402, 508442, 2334211, 4668422, 25676321, 51352642]

約数ペア:

[(1, 51352642), (2, 25676321), (11, 4668422), (22, 2334211), (101, 508442), (121, 424402), (191, 268862), (202, 254221), (242, 212201), (382, 134431), (1111, 46222), (1331, 38582), (2101, 24442), (2222, 23111), (2662, 19291), (4202, 12221)]