12791155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 16609824

約数和(自身を除く): 3818669

約数列:

[1, 5, 13, 65, 307, 641, 1535, 3205, 3991, 8333, 19955, 41665, 196787, 983935, 2558231, 12791155]

約数ペア:

[(1, 12791155), (5, 2558231), (13, 983935), (65, 196787), (307, 41665), (641, 19955), (1535, 8333), (3205, 3991)]