72216291

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{38639}}^1$

素因数の和:38738

約数の個数: 16

約数和(自身を含む): 111283200

約数和(自身を除く): 39066909

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 38639, 115917, 270473, 811419, 3438871, 10316613, 24072097, 72216291]

約数ペア:

[(1, 72216291), (3, 24072097), (7, 10316613), (21, 3438871), (89, 811419), (267, 270473), (623, 115917), (1869, 38639)]