71394470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{145703}}^1$

素因数の和:145724

約数の個数: 24

約数和(自身を含む): 149492304

約数和(自身を除く): 78097834

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 145703, 291406, 728515, 1019921, 1457030, 2039842, 5099605, 7139447, 10199210, 14278894, 35697235, 71394470]

約数ペア:

[(1, 71394470), (2, 35697235), (5, 14278894), (7, 10199210), (10, 7139447), (14, 5099605), (35, 2039842), (49, 1457030), (70, 1019921), (98, 728515), (245, 291406), (490, 145703)]