67397890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2287}}^1$

素因数の和:2722

約数の個数: 32

約数和(自身を含む): 139037184

約数和(自身を除く): 71639294

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2287, 2947, 4210, 4574, 5894, 11435, 14735, 16009, 22870, 29470, 32018, 80045, 160090, 962827, 1925654, 4814135, 6739789, 9628270, 13479578, 33698945, 67397890]

約数ペア:

[(1, 67397890), (2, 33698945), (5, 13479578), (7, 9628270), (10, 6739789), (14, 4814135), (35, 1925654), (70, 962827), (421, 160090), (842, 80045), (2105, 32018), (2287, 29470), (2947, 22870), (4210, 16009), (4574, 14735), (5894, 11435)]