321570243

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{17489}}^1$

素因数の和:17728

約数の個数: 20

約数和(自身を含む): 482514120

約数和(自身を除く): 160943877

約数列:

[1, 3, 9, 27, 81, 227, 681, 2043, 6129, 17489, 18387, 52467, 157401, 472203, 1416609, 3970003, 11910009, 35730027, 107190081, 321570243]

約数ペア:

[(1, 321570243), (3, 107190081), (9, 35730027), (27, 11910009), (81, 3970003), (227, 1416609), (681, 472203), (2043, 157401), (6129, 52467), (17489, 18387)]