256414

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 16

約数和(自身を含む): 408240

約数和(自身を除く): 151826

約数列:

[1, 2, 41, 53, 59, 82, 106, 118, 2173, 2419, 3127, 4346, 4838, 6254, 128207, 256414]

約数ペア:

[(1, 256414), (2, 128207), (41, 6254), (53, 4838), (59, 4346), (82, 3127), (106, 2419), (118, 2173)]