388804725

素因数分解:

$3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{4397}}^1$

素因数の和:4547

約数の個数: 48

約数和(自身を含む): 719864640

約数和(自身を除く): 331059915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 131, 135, 225, 393, 655, 675, 1179, 1965, 3275, 3537, 4397, 5895, 9825, 13191, 17685, 21985, 29475, 39573, 65955, 88425, 109925, 118719, 197865, 329775, 576007, 593595, 989325, 1728021, 2880035, 2967975, 5184063, 8640105, 14400175, 15552189, 25920315, 43200525, 77760945, 129601575, 388804725]

約数ペア:

[(1, 388804725), (3, 129601575), (5, 77760945), (9, 43200525), (15, 25920315), (25, 15552189), (27, 14400175), (45, 8640105), (75, 5184063), (131, 2967975), (135, 2880035), (225, 1728021), (393, 989325), (655, 593595), (675, 576007), (1179, 329775), (1965, 197865), (3275, 118719), (3537, 109925), (4397, 88425), (5895, 65955), (9825, 39573), (13191, 29475), (17685, 21985)]