78390399

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{887}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 106133760

約数和(自身を除く): 27743361

約数列:

[1, 3, 89, 267, 331, 887, 993, 2661, 29459, 78943, 88377, 236829, 293597, 880791, 26130133, 78390399]

約数ペア:

[(1, 78390399), (3, 26130133), (89, 880791), (267, 293597), (331, 236829), (887, 88377), (993, 78943), (2661, 29459)]