3892405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 5660928

約数和(自身を除く): 1768523

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 181, 187, 253, 391, 905, 935, 1265, 1955, 1991, 3077, 4163, 4301, 9955, 15385, 20815, 21505, 33847, 45793, 70771, 169235, 228965, 353855, 778481, 3892405]

約数ペア:

[(1, 3892405), (5, 778481), (11, 353855), (17, 228965), (23, 169235), (55, 70771), (85, 45793), (115, 33847), (181, 21505), (187, 20815), (253, 15385), (391, 9955), (905, 4301), (935, 4163), (1265, 3077), (1955, 1991)]