12990615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 22885632

約数和(自身を除く): 9895017

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 601, 655, 1441, 1803, 1965, 3005, 4323, 6611, 7205, 9015, 19833, 21615, 33055, 78731, 99165, 236193, 393655, 866041, 1180965, 2598123, 4330205, 12990615]

約数ペア:

[(1, 12990615), (3, 4330205), (5, 2598123), (11, 1180965), (15, 866041), (33, 393655), (55, 236193), (131, 99165), (165, 78731), (393, 33055), (601, 21615), (655, 19833), (1441, 9015), (1803, 7205), (1965, 6611), (3005, 4323)]