331330532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{20357}}^1$

素因数の和:20687

約数の個数: 24

約数和(自身を含む): 626456376

約数和(自身を除く): 295125844

約数列:

[1, 2, 4, 13, 26, 52, 313, 626, 1252, 4069, 8138, 16276, 20357, 40714, 81428, 264641, 529282, 1058564, 6371741, 12743482, 25486964, 82832633, 165665266, 331330532]

約数ペア:

[(1, 331330532), (2, 165665266), (4, 82832633), (13, 25486964), (26, 12743482), (52, 6371741), (313, 1058564), (626, 529282), (1252, 264641), (4069, 81428), (8138, 40714), (16276, 20357)]