56865255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{829}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 96811200

約数和(自身を除く): 39945945

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 269, 807, 829, 1345, 2487, 4035, 4145, 4573, 12435, 13719, 14093, 22865, 42279, 68595, 70465, 211395, 223001, 669003, 1115005, 3345015, 3791017, 11373051, 18955085, 56865255]

約数ペア:

[(1, 56865255), (3, 18955085), (5, 11373051), (15, 3791017), (17, 3345015), (51, 1115005), (85, 669003), (255, 223001), (269, 211395), (807, 70465), (829, 68595), (1345, 42279), (2487, 22865), (4035, 14093), (4145, 13719), (4573, 12435)]