66139906

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{8543}}^1$

素因数の和:8638

約数の個数: 24

約数和(自身を含む): 116881920

約数和(自身を除く): 50742014

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 8543, 17086, 59801, 119602, 418607, 674897, 837214, 1349794, 4724279, 9448558, 33069953, 66139906]

約数ペア:

[(1, 66139906), (2, 33069953), (7, 9448558), (14, 4724279), (49, 1349794), (79, 837214), (98, 674897), (158, 418607), (553, 119602), (1106, 59801), (3871, 17086), (7742, 8543)]