213065883

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1697

約数の個数: 40

約数和(自身を含む): 334958976

約数和(自身を除く): 121893093

約数列:

[1, 3, 9, 27, 31, 53, 81, 93, 159, 279, 477, 837, 1431, 1601, 1643, 2511, 4293, 4803, 4929, 14409, 14787, 43227, 44361, 49631, 84853, 129681, 133083, 148893, 254559, 446679, 763677, 1340037, 2291031, 2630443, 4020111, 6873093, 7891329, 23673987, 71021961, 213065883]

約数ペア:

[(1, 213065883), (3, 71021961), (9, 23673987), (27, 7891329), (31, 6873093), (53, 4020111), (81, 2630443), (93, 2291031), (159, 1340037), (279, 763677), (477, 446679), (837, 254559), (1431, 148893), (1601, 133083), (1643, 129681), (2511, 84853), (4293, 49631), (4803, 44361), (4929, 43227), (14409, 14787)]