319385511

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{231943}}^1$

素因数の和:231972

約数の個数: 20

約数和(自身を含む): 505174032

約数和(自身を除く): 185788521

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 231943, 695829, 2087487, 3943031, 6262461, 11829093, 18787383, 35487279, 106461837, 319385511]

約数ペア:

[(1, 319385511), (3, 106461837), (9, 35487279), (17, 18787383), (27, 11829093), (51, 6262461), (81, 3943031), (153, 2087487), (459, 695829), (1377, 231943)]