1321272865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2237}}^1\times {\mathrm{10739}}^1$

素因数の和:12992

約数の個数: 16

約数和(自身を含む): 1730600640

約数和(自身を除く): 409327775

約数列:

[1, 5, 11, 55, 2237, 10739, 11185, 24607, 53695, 118129, 123035, 590645, 24023143, 120115715, 264254573, 1321272865]

約数ペア:

[(1, 1321272865), (5, 264254573), (11, 120115715), (55, 24023143), (2237, 590645), (10739, 123035), (11185, 118129), (24607, 53695)]