261322655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1213}}^1\times {\mathrm{3917}}^1$

素因数の和:5146

約数の個数: 16

約数和(自身を含む): 342464544

約数和(自身を除く): 81141889

約数列:

[1, 5, 11, 55, 1213, 3917, 6065, 13343, 19585, 43087, 66715, 215435, 4751321, 23756605, 52264531, 261322655]

約数ペア:

[(1, 261322655), (5, 52264531), (11, 23756605), (55, 4751321), (1213, 215435), (3917, 66715), (6065, 43087), (13343, 19585)]