231885117

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{2909}}^1$

素因数の和:3453

約数の個数: 24

約数和(自身を含む): 355450680

約数和(自身を除く): 123565563

約数列:

[1, 3, 9, 17, 51, 153, 521, 1563, 2909, 4689, 8727, 8857, 26181, 26571, 49453, 79713, 148359, 445077, 1515589, 4546767, 13640301, 25765013, 77295039, 231885117]

約数ペア:

[(1, 231885117), (3, 77295039), (9, 25765013), (17, 13640301), (51, 4546767), (153, 1515589), (521, 445077), (1563, 148359), (2909, 79713), (4689, 49453), (8727, 26571), (8857, 26181)]