16591473

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{12049}}^1$

素因数の和:12078

約数の個数: 20

約数和(自身を含む): 26244900

約数和(自身を除く): 9653427

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 12049, 36147, 108441, 204833, 325323, 614499, 975969, 1843497, 5530491, 16591473]

約数ペア:

[(1, 16591473), (3, 5530491), (9, 1843497), (17, 975969), (27, 614499), (51, 325323), (81, 204833), (153, 108441), (459, 36147), (1377, 12049)]