31262972

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 36

約数和(自身を含む): 59950800

約数和(自身を除く): 28687828

約数列:

[1, 2, 4, 13, 26, 52, 103, 169, 206, 338, 412, 449, 676, 898, 1339, 1796, 2678, 5356, 5837, 11674, 17407, 23348, 34814, 46247, 69628, 75881, 92494, 151762, 184988, 303524, 601211, 1202422, 2404844, 7815743, 15631486, 31262972]

約数ペア:

[(1, 31262972), (2, 15631486), (4, 7815743), (13, 2404844), (26, 1202422), (52, 601211), (103, 303524), (169, 184988), (206, 151762), (338, 92494), (412, 75881), (449, 69628), (676, 46247), (898, 34814), (1339, 23348), (1796, 17407), (2678, 11674), (5356, 5837)]