138957615

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{65701}}^1$

素因数の和:65759

約数の個数: 24

約数和(自身を含む): 245988288

約数和(自身を除く): 107030673

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 65701, 197103, 328505, 591309, 985515, 2956545, 3087947, 9263841, 15439735, 27791523, 46319205, 138957615]

約数ペア:

[(1, 138957615), (3, 46319205), (5, 27791523), (9, 15439735), (15, 9263841), (45, 3087947), (47, 2956545), (141, 985515), (235, 591309), (423, 328505), (705, 197103), (2115, 65701)]