31075928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6949}}^1$

素因数の和:7011

約数の個数: 32

約数和(自身を含む): 64218000

約数和(自身を除く): 33142072

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 6949, 13898, 27796, 55592, 90337, 180674, 298807, 361348, 597614, 722696, 1195228, 2390456, 3884491, 7768982, 15537964, 31075928]

約数ペア:

[(1, 31075928), (2, 15537964), (4, 7768982), (8, 3884491), (13, 2390456), (26, 1195228), (43, 722696), (52, 597614), (86, 361348), (104, 298807), (172, 180674), (344, 90337), (559, 55592), (1118, 27796), (2236, 13898), (4472, 6949)]