66980278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{9643}}^1$

素因数の和:9819

約数の個数: 16

約数和(自身を含む): 105543936

約数和(自身を除く): 38563658

約数列:

[1, 2, 23, 46, 151, 302, 3473, 6946, 9643, 19286, 221789, 443578, 1456093, 2912186, 33490139, 66980278]

約数ペア:

[(1, 66980278), (2, 33490139), (23, 2912186), (46, 1456093), (151, 443578), (302, 221789), (3473, 19286), (6946, 9643)]