977960195

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 1215998784

約数和(自身を除く): 238038589

約数列:

[1, 5, 73, 113, 131, 181, 365, 565, 655, 905, 8249, 9563, 13213, 14803, 20453, 23711, 41245, 47815, 66065, 74015, 102265, 118555, 1080619, 1493069, 1730903, 2679343, 5403095, 7465345, 8654515, 13396715, 195592039, 977960195]

約数ペア:

[(1, 977960195), (5, 195592039), (73, 13396715), (113, 8654515), (131, 7465345), (181, 5403095), (365, 2679343), (565, 1730903), (655, 1493069), (905, 1080619), (8249, 118555), (9563, 102265), (13213, 74015), (14803, 66065), (20453, 47815), (23711, 41245)]