218732013

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{33247}}^1$

素因数の和:33313

約数の個数: 24

約数和(自身を含む): 342321408

約数和(自身を除く): 123589395

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 6579, 33247, 99741, 299223, 565199, 1429621, 1695597, 4288863, 5086791, 12866589, 24303557, 72910671, 218732013]

約数ペア:

[(1, 218732013), (3, 72910671), (9, 24303557), (17, 12866589), (43, 5086791), (51, 4288863), (129, 1695597), (153, 1429621), (387, 565199), (731, 299223), (2193, 99741), (6579, 33247)]