87648975

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{16937}}^1$

素因数の和:16976

約数の個数: 36

約数和(自身を含む): 163824336

約数和(自身を除く): 76175361

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 16937, 50811, 84685, 152433, 254055, 389551, 423425, 762165, 1168653, 1270275, 1947755, 3505959, 3810825, 5843265, 9738775, 17529795, 29216325, 87648975]

約数ペア:

[(1, 87648975), (3, 29216325), (5, 17529795), (9, 9738775), (15, 5843265), (23, 3810825), (25, 3505959), (45, 1947755), (69, 1270275), (75, 1168653), (115, 762165), (207, 423425), (225, 389551), (345, 254055), (575, 152433), (1035, 84685), (1725, 50811), (5175, 16937)]