398768834

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1\times {\mathrm{4423}}^1$

素因数の和:5225

約数の個数: 16

約数和(自身を含む): 608919360

約数和(自身を除く): 210150526

約数列:

[1, 2, 61, 122, 739, 1478, 4423, 8846, 45079, 90158, 269803, 539606, 3268597, 6537194, 199384417, 398768834]

約数ペア:

[(1, 398768834), (2, 199384417), (61, 6537194), (122, 3268597), (739, 539606), (1478, 269803), (4423, 90158), (8846, 45079)]