255222

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1308

約数の個数: 24

約数和(自身を含む): 603720

約数和(自身を除く): 348498

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 1289, 2578, 3867, 7734, 11601, 14179, 23202, 28358, 42537, 85074, 127611, 255222]

約数ペア:

[(1, 255222), (2, 127611), (3, 85074), (6, 42537), (9, 28358), (11, 23202), (18, 14179), (22, 11601), (33, 7734), (66, 3867), (99, 2578), (198, 1289)]