15319725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 26998272

約数和(自身を除く): 11678547

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 83, 107, 115, 249, 321, 345, 415, 535, 575, 1245, 1605, 1725, 1909, 2075, 2461, 2675, 5727, 6225, 7383, 8025, 8881, 9545, 12305, 26643, 28635, 36915, 44405, 47725, 61525, 133215, 143175, 184575, 204263, 222025, 612789, 666075, 1021315, 3063945, 5106575, 15319725]

約数ペア:

[(1, 15319725), (3, 5106575), (5, 3063945), (15, 1021315), (23, 666075), (25, 612789), (69, 222025), (75, 204263), (83, 184575), (107, 143175), (115, 133215), (249, 61525), (321, 47725), (345, 44405), (415, 36915), (535, 28635), (575, 26643), (1245, 12305), (1605, 9545), (1725, 8881), (1909, 8025), (2075, 7383), (2461, 6225), (2675, 5727)]