57020665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 76307616

約数和(自身を除く): 19286951

約数列:

[1, 5, 13, 61, 65, 73, 197, 305, 365, 793, 949, 985, 2561, 3965, 4453, 4745, 12017, 12805, 14381, 22265, 57889, 60085, 71905, 156221, 186953, 289445, 781105, 877241, 934765, 4386205, 11404133, 57020665]

約数ペア:

[(1, 57020665), (5, 11404133), (13, 4386205), (61, 934765), (65, 877241), (73, 781105), (197, 289445), (305, 186953), (365, 156221), (793, 71905), (949, 60085), (985, 57889), (2561, 22265), (3965, 14381), (4453, 12805), (4745, 12017)]