216432867

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1193}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 338370048

約数和(自身を除く): 121937181

約数列:

[1, 3, 7, 21, 53, 159, 163, 371, 489, 1113, 1141, 1193, 3423, 3579, 8351, 8639, 25053, 25917, 60473, 63229, 181419, 189687, 194459, 442603, 583377, 1327809, 1361213, 4083639, 10306327, 30918981, 72144289, 216432867]

約数ペア:

[(1, 216432867), (3, 72144289), (7, 30918981), (21, 10306327), (53, 4083639), (159, 1361213), (163, 1327809), (371, 583377), (489, 442603), (1113, 194459), (1141, 189687), (1193, 181419), (3423, 63229), (3579, 60473), (8351, 25917), (8639, 25053)]