2218773025

素因数分解:

$5^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{15443}}^1$

素因数の和:16281

約数の個数: 24

約数和(自身を含む): 3148352064

約数和(自身を除く): 929579039

約数列:

[1, 5, 7, 25, 35, 175, 821, 4105, 5747, 15443, 20525, 28735, 77215, 108101, 143675, 386075, 540505, 2702525, 12678703, 63393515, 88750921, 316967575, 443754605, 2218773025]

約数ペア:

[(1, 2218773025), (5, 443754605), (7, 316967575), (25, 88750921), (35, 63393515), (175, 12678703), (821, 2702525), (4105, 540505), (5747, 386075), (15443, 143675), (20525, 108101), (28735, 77215)]