2011187815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{45569}}^1$

素因数の和:45691

約数の個数: 32

約数和(自身を含む): 3001057920

約数和(自身を除く): 989870105

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 455, 485, 679, 1261, 3395, 6305, 8827, 44135, 45569, 227845, 318983, 592397, 1594915, 2961985, 4146779, 4420193, 20733895, 22100965, 30941351, 57462509, 154706755, 287312545, 402237563, 2011187815]

約数ペア:

[(1, 2011187815), (5, 402237563), (7, 287312545), (13, 154706755), (35, 57462509), (65, 30941351), (91, 22100965), (97, 20733895), (455, 4420193), (485, 4146779), (679, 2961985), (1261, 1594915), (3395, 592397), (6305, 318983), (8827, 227845), (44135, 45569)]