1551144245

素因数分解:

$5^1\times 7^2\times {\mathrm{2131}}^1\times {\mathrm{2971}}^1$

素因数の和:5121

約数の個数: 24

約数和(自身を含む): 2167015968

約数和(自身を除く): 615871723

約数列:

[1, 5, 7, 35, 49, 245, 2131, 2971, 10655, 14855, 14917, 20797, 74585, 103985, 104419, 145579, 522095, 727895, 6331201, 31656005, 44318407, 221592035, 310228849, 1551144245]

約数ペア:

[(1, 1551144245), (5, 310228849), (7, 221592035), (35, 44318407), (49, 31656005), (245, 6331201), (2131, 727895), (2971, 522095), (10655, 145579), (14855, 104419), (14917, 103985), (20797, 74585)]