72778593

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 103420800

約数和(自身を除く): 30642207

約数列:

[1, 3, 37, 53, 89, 111, 139, 159, 267, 417, 1961, 3293, 4717, 5143, 5883, 7367, 9879, 12371, 14151, 15429, 22101, 37113, 174529, 272579, 457727, 523587, 655663, 817737, 1373181, 1966989, 24259531, 72778593]

約数ペア:

[(1, 72778593), (3, 24259531), (37, 1966989), (53, 1373181), (89, 817737), (111, 655663), (139, 523587), (159, 457727), (267, 272579), (417, 174529), (1961, 37113), (3293, 22101), (4717, 15429), (5143, 14151), (5883, 12371), (7367, 9879)]