79391985

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 129900672

約数和(自身を除く): 50508687

約数列:

[1, 3, 5, 15, 67, 197, 201, 335, 401, 591, 985, 1005, 1203, 2005, 2955, 6015, 13199, 26867, 39597, 65995, 78997, 80601, 134335, 197985, 236991, 394985, 403005, 1184955, 5292799, 15878397, 26463995, 79391985]

約数ペア:

[(1, 79391985), (3, 26463995), (5, 15878397), (15, 5292799), (67, 1184955), (197, 403005), (201, 394985), (335, 236991), (401, 197985), (591, 134335), (985, 80601), (1005, 78997), (1203, 65995), (2005, 39597), (2955, 26867), (6015, 13199)]