71400245

素因数分解:

$5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{21031}}^1$

素因数の和:21140

約数の個数: 16

約数和(自身を含む): 98934528

約数和(自身を除く): 27534283

約数列:

[1, 5, 7, 35, 97, 485, 679, 3395, 21031, 105155, 147217, 736085, 2040007, 10200035, 14280049, 71400245]

約数ペア:

[(1, 71400245), (5, 14280049), (7, 10200035), (35, 2040007), (97, 736085), (485, 147217), (679, 105155), (3395, 21031)]