213279174

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{320239}}^1$

素因数の和:320284

約数の個数: 24

約数和(自身を含む): 474595680

約数和(自身を除く): 261316506

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 320239, 640478, 960717, 1921434, 2882151, 5764302, 11848843, 23697686, 35546529, 71093058, 106639587, 213279174]

約数ペア:

[(1, 213279174), (2, 106639587), (3, 71093058), (6, 35546529), (9, 23697686), (18, 11848843), (37, 5764302), (74, 2882151), (111, 1921434), (222, 960717), (333, 640478), (666, 320239)]