80971494

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2204

約数の個数: 32

約数和(自身を含む): 166848000

約数和(自身を除く): 85876506

約数列:

[1, 2, 3, 6, 43, 86, 129, 157, 258, 314, 471, 942, 1999, 3998, 5997, 6751, 11994, 13502, 20253, 40506, 85957, 171914, 257871, 313843, 515742, 627686, 941529, 1883058, 13495249, 26990498, 40485747, 80971494]

約数ペア:

[(1, 80971494), (2, 40485747), (3, 26990498), (6, 13495249), (43, 1883058), (86, 941529), (129, 627686), (157, 515742), (258, 313843), (314, 257871), (471, 171914), (942, 85957), (1999, 40506), (3998, 20253), (5997, 13502), (6751, 11994)]