12487203

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{4973}}^1$

素因数の和:5016

約数の個数: 20

約数和(自身を含む): 19259328

約数和(自身を除く): 6772125

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 4973, 14919, 44757, 134271, 154163, 402813, 462489, 1387467, 4162401, 12487203]

約数ペア:

[(1, 12487203), (3, 4162401), (9, 1387467), (27, 462489), (31, 402813), (81, 154163), (93, 134271), (279, 44757), (837, 14919), (2511, 4973)]