31948865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 45269280

約数和(自身を除く): 13320415

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 997, 1105, 1885, 2465, 4985, 6409, 12961, 16949, 28913, 32045, 64805, 84745, 144565, 220337, 375869, 491521, 1101685, 1879345, 2457605, 6389773, 31948865]

約数ペア:

[(1, 31948865), (5, 6389773), (13, 2457605), (17, 1879345), (29, 1101685), (65, 491521), (85, 375869), (145, 220337), (221, 144565), (377, 84745), (493, 64805), (997, 32045), (1105, 28913), (1885, 16949), (2465, 12961), (4985, 6409)]