80850879

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 125220480

約数和(自身を除く): 44369601

約数列:

[1, 3, 9, 27, 43, 81, 129, 139, 167, 387, 417, 501, 1161, 1251, 1503, 3483, 3753, 4509, 5977, 7181, 11259, 13527, 17931, 21543, 23213, 53793, 64629, 69639, 161379, 193887, 208917, 484137, 581661, 626751, 998159, 1880253, 2994477, 8983431, 26950293, 80850879]

約数ペア:

[(1, 80850879), (3, 26950293), (9, 8983431), (27, 2994477), (43, 1880253), (81, 998159), (129, 626751), (139, 581661), (167, 484137), (387, 208917), (417, 193887), (501, 161379), (1161, 69639), (1251, 64629), (1503, 53793), (3483, 23213), (3753, 21543), (4509, 17931), (5977, 13527), (7181, 11259)]