338551893

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 516679680

約数和(自身を除く): 178127787

約数列:

[1, 3, 9, 27, 79, 81, 191, 237, 277, 573, 711, 831, 1719, 2133, 2493, 5157, 6399, 7479, 15089, 15471, 21883, 22437, 45267, 52907, 65649, 135801, 158721, 196947, 407403, 476163, 590841, 1222209, 1428489, 1772523, 4179653, 4285467, 12538959, 37616877, 112850631, 338551893]

約数ペア:

[(1, 338551893), (3, 112850631), (9, 37616877), (27, 12538959), (79, 4285467), (81, 4179653), (191, 1772523), (237, 1428489), (277, 1222209), (573, 590841), (711, 476163), (831, 407403), (1719, 196947), (2133, 158721), (2493, 135801), (5157, 65649), (6399, 52907), (7479, 45267), (15089, 22437), (15471, 21883)]