39875931

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{15331}}^1$

素因数の和:15371

約数の個数: 18

約数和(自身を含む): 61190012

約数和(自身を除く): 21314081

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 15331, 45993, 137979, 260627, 781881, 2345643, 4430659, 13291977, 39875931]

約数ペア:

[(1, 39875931), (3, 13291977), (9, 4430659), (17, 2345643), (51, 781881), (153, 260627), (289, 137979), (867, 45993), (2601, 15331)]