47993465

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 66316320

約数和(自身を除く): 18322855

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 257, 845, 1105, 1285, 2197, 2873, 3341, 4369, 10985, 14365, 16705, 21845, 37349, 43433, 56797, 186745, 217165, 283985, 564629, 738361, 2823145, 3691805, 9598693, 47993465]

約数ペア:

[(1, 47993465), (5, 9598693), (13, 3691805), (17, 2823145), (65, 738361), (85, 564629), (169, 283985), (221, 217165), (257, 186745), (845, 56797), (1105, 43433), (1285, 37349), (2197, 21845), (2873, 16705), (3341, 14365), (4369, 10985)]