1557804965

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{2381}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 2016887040

約数和(自身を除く): 459082075

約数列:

[1, 5, 19, 71, 95, 97, 355, 485, 1349, 1843, 2381, 6745, 6887, 9215, 11905, 34435, 45239, 130853, 169051, 226195, 230957, 654265, 845255, 1154785, 3211969, 4388183, 16059845, 16397947, 21940915, 81989735, 311560993, 1557804965]

約数ペア:

[(1, 1557804965), (5, 311560993), (19, 81989735), (71, 21940915), (95, 16397947), (97, 16059845), (355, 4388183), (485, 3211969), (1349, 1154785), (1843, 845255), (2381, 654265), (6745, 230957), (6887, 226195), (9215, 169051), (11905, 130853), (34435, 45239)]