811923

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:115

約数の個数: 24

約数和(自身を含む): 1323264

約数和(自身を除く): 511341

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 1681, 2829, 5043, 6601, 11767, 19803, 35301, 38663, 115989, 270641, 811923]

約数ペア:

[(1, 811923), (3, 270641), (7, 115989), (21, 38663), (23, 35301), (41, 19803), (69, 11767), (123, 6601), (161, 5043), (287, 2829), (483, 1681), (861, 943)]