388645977

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2\times {\mathrm{829}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 543205120

約数和(自身を除く): 154559143

約数列:

[1, 3, 31, 71, 93, 213, 829, 2201, 2487, 5041, 6603, 15123, 25699, 58859, 77097, 156271, 176577, 468813, 1824629, 4178989, 5473887, 12536967, 129548659, 388645977]

約数ペア:

[(1, 388645977), (3, 129548659), (31, 12536967), (71, 5473887), (93, 4178989), (213, 1824629), (829, 468813), (2201, 176577), (2487, 156271), (5041, 77097), (6603, 58859), (15123, 25699)]