72016906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 120960000

約数和(自身を除く): 48943094

約数列:

[1, 2, 13, 26, 31, 62, 199, 398, 403, 449, 806, 898, 2587, 5174, 5837, 6169, 11674, 12338, 13919, 27838, 80197, 89351, 160394, 178702, 180947, 361894, 1161563, 2323126, 2769881, 5539762, 36008453, 72016906]

約数ペア:

[(1, 72016906), (2, 36008453), (13, 5539762), (26, 2769881), (31, 2323126), (62, 1161563), (199, 361894), (398, 180947), (403, 178702), (449, 160394), (806, 89351), (898, 80197), (2587, 27838), (5174, 13919), (5837, 12338), (6169, 11674)]