78521261

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{1051}}^1$

素因数の和:1892

約数の個数: 16

約数和(自身を含む): 96851328

約数和(自身を除く): 18330067

約数列:

[1, 7, 13, 91, 821, 1051, 5747, 7357, 10673, 13663, 74711, 95641, 862871, 6040097, 11217323, 78521261]

約数ペア:

[(1, 78521261), (7, 11217323), (13, 6040097), (91, 862871), (821, 95641), (1051, 74711), (5747, 13663), (7357, 10673)]