127685090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2333}}^1$

素因数の和:2774

約数の個数: 32

約数和(自身を含む): 248206896

約数和(自身を除く): 120521806

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 842, 2105, 2333, 4210, 4666, 5473, 10946, 11665, 23330, 27365, 30329, 54730, 60658, 151645, 303290, 982193, 1964386, 4910965, 9821930, 12768509, 25537018, 63842545, 127685090]

約数ペア:

[(1, 127685090), (2, 63842545), (5, 25537018), (10, 12768509), (13, 9821930), (26, 4910965), (65, 1964386), (130, 982193), (421, 303290), (842, 151645), (2105, 60658), (2333, 54730), (4210, 30329), (4666, 27365), (5473, 23330), (10946, 11665)]