388601943

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 548678400

約数和(自身を除く): 160076457

約数列:

[1, 3, 29, 67, 87, 163, 201, 409, 489, 1227, 1943, 4727, 5829, 10921, 11861, 14181, 27403, 32763, 35583, 66667, 82209, 200001, 316709, 794687, 950127, 1933343, 2384061, 4466689, 5800029, 13400067, 129533981, 388601943]

約数ペア:

[(1, 388601943), (3, 129533981), (29, 13400067), (67, 5800029), (87, 4466689), (163, 2384061), (201, 1933343), (409, 950127), (489, 794687), (1227, 316709), (1943, 200001), (4727, 82209), (5829, 66667), (10921, 35583), (11861, 32763), (14181, 27403)]