68881578

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{51481}}^1$

素因数の和:51709

約数の個数: 16

約数和(自身を含む): 138383616

約数和(自身を除く): 69502038

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 51481, 102962, 154443, 308886, 11480263, 22960526, 34440789, 68881578]

約数ペア:

[(1, 68881578), (2, 34440789), (3, 22960526), (6, 11480263), (223, 308886), (446, 154443), (669, 102962), (1338, 51481)]