320424494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397549}}^1$

素因数の和:397595

約数の個数: 16

約数和(自身を含む): 534307200

約数和(自身を除く): 213882706

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 397549, 795098, 5168137, 10336274, 12324019, 24648038, 160212247, 320424494]

約数ペア:

[(1, 320424494), (2, 160212247), (13, 24648038), (26, 12324019), (31, 10336274), (62, 5168137), (403, 795098), (806, 397549)]