289207870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{5683}}^1$

素因数の和:6424

約数の個数: 32

約数和(自身を含む): 595865088

約数和(自身を除く): 306657218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 727, 1454, 3635, 5089, 5683, 7270, 10178, 11366, 25445, 28415, 39781, 50890, 56830, 79562, 198905, 397810, 4131541, 8263082, 20657705, 28920787, 41315410, 57841574, 144603935, 289207870]

約数ペア:

[(1, 289207870), (2, 144603935), (5, 57841574), (7, 41315410), (10, 28920787), (14, 20657705), (35, 8263082), (70, 4131541), (727, 397810), (1454, 198905), (3635, 79562), (5089, 56830), (5683, 50890), (7270, 39781), (10178, 28415), (11366, 25445)]