6443990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13151}}^1$

素因数の和:13172

約数の個数: 24

約数和(自身を含む): 13493952

約数和(自身を除く): 7049962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 13151, 26302, 65755, 92057, 131510, 184114, 460285, 644399, 920570, 1288798, 3221995, 6443990]

約数ペア:

[(1, 6443990), (2, 3221995), (5, 1288798), (7, 920570), (10, 644399), (14, 460285), (35, 184114), (49, 131510), (70, 92057), (98, 65755), (245, 26302), (490, 13151)]