296987990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{6779}}^1$

素因数の和:7136

約数の個数: 32

約数和(自身を含む): 577493280

約数和(自身を除く): 280505290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 1685, 3370, 4381, 6779, 8762, 13558, 21905, 33895, 43810, 67790, 88127, 176254, 440635, 881270, 2284523, 4569046, 11422615, 22845230, 29698799, 59397598, 148493995, 296987990]

約数ペア:

[(1, 296987990), (2, 148493995), (5, 59397598), (10, 29698799), (13, 22845230), (26, 11422615), (65, 4569046), (130, 2284523), (337, 881270), (674, 440635), (1685, 176254), (3370, 88127), (4381, 67790), (6779, 43810), (8762, 33895), (13558, 21905)]