817938286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{7639}}^1$

素因数の和:7840

約数の個数: 32

約数和(自身を含む): 1390602240

約数和(自身を除く): 572663954

約数列:

[1, 2, 11, 22, 31, 62, 157, 314, 341, 682, 1727, 3454, 4867, 7639, 9734, 15278, 53537, 84029, 107074, 168058, 236809, 473618, 1199323, 2398646, 2604899, 5209798, 13192553, 26385106, 37179013, 74358026, 408969143, 817938286]

約数ペア:

[(1, 817938286), (2, 408969143), (11, 74358026), (22, 37179013), (31, 26385106), (62, 13192553), (157, 5209798), (314, 2604899), (341, 2398646), (682, 1199323), (1727, 473618), (3454, 236809), (4867, 168058), (7639, 107074), (9734, 84029), (15278, 53537)]