68820585

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{51551}}^1$

素因数の和:51648

約数の個数: 16

約数和(自身を含む): 111352320

約数和(自身を除く): 42531735

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 51551, 154653, 257755, 773265, 4588039, 13764117, 22940195, 68820585]

約数ペア:

[(1, 68820585), (3, 22940195), (5, 13764117), (15, 4588039), (89, 773265), (267, 257755), (445, 154653), (1335, 51551)]