3872495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 5110560

約数和(自身を除く): 1238065

約数列:

[1, 5, 11, 55, 181, 389, 905, 1945, 1991, 4279, 9955, 21395, 70409, 352045, 774499, 3872495]

約数ペア:

[(1, 3872495), (5, 774499), (11, 352045), (55, 70409), (181, 21395), (389, 9955), (905, 4279), (1945, 1991)]