81373396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{6089}}^1$

素因数の和:6363

約数の個数: 24

約数和(自身を含む): 153979560

約数和(自身を除く): 72606164

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 3341, 6089, 6682, 12178, 13364, 24356, 79157, 158314, 316628, 1564873, 3129746, 6259492, 20343349, 40686698, 81373396]

約数ペア:

[(1, 81373396), (2, 40686698), (4, 20343349), (13, 6259492), (26, 3129746), (52, 1564873), (257, 316628), (514, 158314), (1028, 79157), (3341, 24356), (6089, 13364), (6682, 12178)]