25977465

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 49495680

約数和(自身を除く): 23518215

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 1321, 2185, 3933, 3963, 6555, 6605, 11889, 19665, 19815, 25099, 30383, 59445, 75297, 91149, 125495, 151915, 225891, 273447, 376485, 455745, 577277, 1129455, 1367235, 1731831, 2886385, 5195493, 8659155, 25977465]

約数ペア:

[(1, 25977465), (3, 8659155), (5, 5195493), (9, 2886385), (15, 1731831), (19, 1367235), (23, 1129455), (45, 577277), (57, 455745), (69, 376485), (95, 273447), (115, 225891), (171, 151915), (207, 125495), (285, 91149), (345, 75297), (437, 59445), (855, 30383), (1035, 25099), (1311, 19815), (1321, 19665), (2185, 11889), (3933, 6605), (3963, 6555)]