213710247

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{17681}}^1$

素因数の和:17783

約数の個数: 24

約数和(自身を含む): 331007040

約数和(自身を除く): 117296793

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 711, 1343, 4029, 12087, 17681, 53043, 159129, 300577, 901731, 1396799, 2705193, 4190397, 12571191, 23745583, 71236749, 213710247]

約数ペア:

[(1, 213710247), (3, 71236749), (9, 23745583), (17, 12571191), (51, 4190397), (79, 2705193), (153, 1396799), (237, 901731), (711, 300577), (1343, 159129), (4029, 53043), (12087, 17681)]