11506875

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 60

約数和(自身を含む): 21424392

約数和(自身を除く): 9917517

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 255, 285, 323, 361, 375, 425, 475, 625, 969, 1083, 1275, 1425, 1615, 1805, 1875, 2125, 2375, 4845, 5415, 6137, 6375, 7125, 8075, 9025, 10625, 11875, 18411, 24225, 27075, 30685, 31875, 35625, 40375, 45125, 92055, 121125, 135375, 153425, 201875, 225625, 460275, 605625, 676875, 767125, 2301375, 3835625, 11506875]

約数ペア:

[(1, 11506875), (3, 3835625), (5, 2301375), (15, 767125), (17, 676875), (19, 605625), (25, 460275), (51, 225625), (57, 201875), (75, 153425), (85, 135375), (95, 121125), (125, 92055), (255, 45125), (285, 40375), (323, 35625), (361, 31875), (375, 30685), (425, 27075), (475, 24225), (625, 18411), (969, 11875), (1083, 10625), (1275, 9025), (1425, 8075), (1615, 7125), (1805, 6375), (1875, 6137), (2125, 5415), (2375, 4845)]