1387664044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{375857}}^1$

素因数の和:375945

約数の個数: 24

約数和(自身を含む): 2652054048

約数和(自身を除く): 1264390004

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 375857, 751714, 1503428, 4886141, 9772282, 19544564, 26685847, 53371694, 106743388, 346916011, 693832022, 1387664044]

約数ペア:

[(1, 1387664044), (2, 693832022), (4, 346916011), (13, 106743388), (26, 53371694), (52, 26685847), (71, 19544564), (142, 9772282), (284, 4886141), (923, 1503428), (1846, 751714), (3692, 375857)]