217626309

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{1283}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 322088832

約数和(自身を除く): 104462523

約数列:

[1, 3, 9, 47, 141, 401, 423, 1203, 1283, 3609, 3849, 11547, 18847, 56541, 60301, 169623, 180903, 514483, 542709, 1543449, 4630347, 24180701, 72542103, 217626309]

約数ペア:

[(1, 217626309), (3, 72542103), (9, 24180701), (47, 4630347), (141, 1543449), (401, 542709), (423, 514483), (1203, 180903), (1283, 169623), (3609, 60301), (3849, 56541), (11547, 18847)]