320469478

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{375257}}^1$

素因数の和:375327

約数の個数: 16

約数和(自身を含む): 558383904

約数和(自身を除く): 237914426

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 375257, 750514, 2626799, 5253598, 22890677, 45781354, 160234739, 320469478]

約数ペア:

[(1, 320469478), (2, 160234739), (7, 45781354), (14, 22890677), (61, 5253598), (122, 2626799), (427, 750514), (854, 375257)]