71021090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{144941}}^1$

素因数の和:144962

約数の個数: 24

約数和(自身を含む): 148710492

約数和(自身を除く): 77689402

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 144941, 289882, 724705, 1014587, 1449410, 2029174, 5072935, 7102109, 10145870, 14204218, 35510545, 71021090]

約数ペア:

[(1, 71021090), (2, 35510545), (5, 14204218), (7, 10145870), (10, 7102109), (14, 5072935), (35, 2029174), (49, 1449410), (70, 1014587), (98, 724705), (245, 289882), (490, 144941)]