668286

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:416

約数の個数: 24

約数和(自身を含む): 1463904

約数和(自身を除く): 795618

約数列:

[1, 2, 3, 6, 9, 18, 137, 271, 274, 411, 542, 813, 822, 1233, 1626, 2439, 2466, 4878, 37127, 74254, 111381, 222762, 334143, 668286]

約数ペア:

[(1, 668286), (2, 334143), (3, 222762), (6, 111381), (9, 74254), (18, 37127), (137, 4878), (271, 2466), (274, 2439), (411, 1626), (542, 1233), (813, 822)]