71891612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{16657}}^1$

素因数の和:16757

約数の個数: 24

約数和(自身を含む): 137128656

約数和(自身を除く): 65237044

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 16657, 33314, 66628, 216541, 433082, 866164, 1382531, 2765062, 5530124, 17972903, 35945806, 71891612]

約数ペア:

[(1, 71891612), (2, 35945806), (4, 17972903), (13, 5530124), (26, 2765062), (52, 1382531), (83, 866164), (166, 433082), (332, 216541), (1079, 66628), (2158, 33314), (4316, 16657)]