18736125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2939}}^1$

素因数の和:2974

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 14285955

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 2939, 6375, 8817, 14695, 44085, 49963, 73475, 149889, 220425, 249815, 367375, 749445, 1102125, 1249075, 3747225, 6245375, 18736125]

約数ペア:

[(1, 18736125), (3, 6245375), (5, 3747225), (15, 1249075), (17, 1102125), (25, 749445), (51, 367375), (75, 249815), (85, 220425), (125, 149889), (255, 73475), (375, 49963), (425, 44085), (1275, 14695), (2125, 8817), (2939, 6375)]