208070739

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{9281}}^1$

素因数の和:9387

約数の個数: 24

約数和(自身を含む): 312766272

約数和(自身を除く): 104695533

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 2491, 7473, 9281, 22419, 27843, 83529, 436207, 491893, 1308621, 1475679, 3925863, 4427037, 23118971, 69356913, 208070739]

約数ペア:

[(1, 208070739), (3, 69356913), (9, 23118971), (47, 4427037), (53, 3925863), (141, 1475679), (159, 1308621), (423, 491893), (477, 436207), (2491, 83529), (7473, 27843), (9281, 22419)]