255476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:68

約数の個数: 24

約数和(自身を含む): 511560

約数和(自身を除く): 256084

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 3757, 4913, 7514, 9826, 15028, 19652, 63869, 127738, 255476]

約数ペア:

[(1, 255476), (2, 127738), (4, 63869), (13, 19652), (17, 15028), (26, 9826), (34, 7514), (52, 4913), (68, 3757), (221, 1156), (289, 884), (442, 578)]