3975665

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 5031936

約数和(自身を除く): 1056271

約数列:

[1, 5, 23, 115, 181, 191, 905, 955, 4163, 4393, 20815, 21965, 34571, 172855, 795133, 3975665]

約数ペア:

[(1, 3975665), (5, 795133), (23, 172855), (115, 34571), (181, 21965), (191, 20815), (905, 4393), (955, 4163)]