730521

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 1183104

約数和(自身を除く): 452583

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 157, 423, 471, 517, 1413, 1551, 1727, 4653, 5181, 7379, 15543, 22137, 66411, 81169, 243507, 730521]

約数ペア:

[(1, 730521), (3, 243507), (9, 81169), (11, 66411), (33, 22137), (47, 15543), (99, 7379), (141, 5181), (157, 4653), (423, 1727), (471, 1551), (517, 1413)]