27857570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 54235440

約数和(自身を除く): 26377870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 509, 842, 1018, 2105, 2545, 4210, 5090, 5473, 6617, 10946, 13234, 27365, 33085, 54730, 66170, 214289, 428578, 1071445, 2142890, 2785757, 5571514, 13928785, 27857570]

約数ペア:

[(1, 27857570), (2, 13928785), (5, 5571514), (10, 2785757), (13, 2142890), (26, 1071445), (65, 428578), (130, 214289), (421, 66170), (509, 54730), (842, 33085), (1018, 27365), (2105, 13234), (2545, 10946), (4210, 6617), (5090, 5473)]