31396671

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{12071}}^1$

素因数の和:12111

約数の個数: 18

約数和(自身を含む): 48179352

約数和(自身を除く): 16782681

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 12071, 36213, 108639, 205207, 615621, 1846863, 3488519, 10465557, 31396671]

約数ペア:

[(1, 31396671), (3, 10465557), (9, 3488519), (17, 1846863), (51, 615621), (153, 205207), (289, 108639), (867, 36213), (2601, 12071)]