254406

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 16

約数和(自身を含む): 514800

約数和(自身を除く): 260394

約数列:

[1, 2, 3, 6, 109, 218, 327, 389, 654, 778, 1167, 2334, 42401, 84802, 127203, 254406]

約数ペア:

[(1, 254406), (2, 127203), (3, 84802), (6, 42401), (109, 2334), (218, 1167), (327, 778), (389, 654)]