25413345

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 45999360

約数和(自身を除く): 20586015

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 479, 655, 1179, 1437, 1965, 2395, 3537, 4311, 5895, 7185, 10611, 12933, 17685, 21555, 38799, 53055, 62749, 64665, 188247, 193995, 313745, 564741, 941235, 1694223, 2823705, 5082669, 8471115, 25413345]

約数ペア:

[(1, 25413345), (3, 8471115), (5, 5082669), (9, 2823705), (15, 1694223), (27, 941235), (45, 564741), (81, 313745), (131, 193995), (135, 188247), (393, 64665), (405, 62749), (479, 53055), (655, 38799), (1179, 21555), (1437, 17685), (1965, 12933), (2395, 10611), (3537, 7185), (4311, 5895)]