15981238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 29703744

約数和(自身を除く): 13722506

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 277, 317, 554, 634, 1939, 2219, 3601, 3878, 4121, 4438, 7202, 8242, 25207, 28847, 50414, 57694, 87809, 175618, 614663, 1141517, 1229326, 2283034, 7990619, 15981238]

約数ペア:

[(1, 15981238), (2, 7990619), (7, 2283034), (13, 1229326), (14, 1141517), (26, 614663), (91, 175618), (182, 87809), (277, 57694), (317, 50414), (554, 28847), (634, 25207), (1939, 8242), (2219, 7202), (3601, 4438), (3878, 4121)]