47642945

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1399}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 67032000

約数和(自身を除く): 19389055

約数列:

[1, 5, 7, 35, 49, 139, 245, 695, 973, 1399, 4865, 6811, 6995, 9793, 34055, 48965, 68551, 194461, 342755, 972305, 1361227, 6806135, 9528589, 47642945]

約数ペア:

[(1, 47642945), (5, 9528589), (7, 6806135), (35, 1361227), (49, 972305), (139, 342755), (245, 194461), (695, 68551), (973, 48965), (1399, 34055), (4865, 9793), (6811, 6995)]