218906883

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{11071}}^1$

素因数の和:11116

約数の個数: 24

約数和(自身を含む): 342567680

約数和(自身を除く): 123660797

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 2197, 6591, 11071, 19773, 33213, 99639, 143923, 431769, 1295307, 1870999, 5612997, 16838991, 24322987, 72968961, 218906883]

約数ペア:

[(1, 218906883), (3, 72968961), (9, 24322987), (13, 16838991), (39, 5612997), (117, 1870999), (169, 1295307), (507, 431769), (1521, 143923), (2197, 99639), (6591, 33213), (11071, 19773)]