13280894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 22619520

約数和(自身を除く): 9338626

約数列:

[1, 2, 11, 22, 43, 86, 101, 139, 202, 278, 473, 946, 1111, 1529, 2222, 3058, 4343, 5977, 8686, 11954, 14039, 28078, 47773, 65747, 95546, 131494, 154429, 308858, 603677, 1207354, 6640447, 13280894]

約数ペア:

[(1, 13280894), (2, 6640447), (11, 1207354), (22, 603677), (43, 308858), (86, 154429), (101, 131494), (139, 95546), (202, 65747), (278, 47773), (473, 28078), (946, 14039), (1111, 11954), (1529, 8686), (2222, 5977), (3058, 4343)]