1657125

素因数分解:

$3^3\times 5^3\times {\mathrm{491}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 3070080

約数和(自身を除く): 1412955

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 491, 675, 1125, 1473, 2455, 3375, 4419, 7365, 12275, 13257, 22095, 36825, 61375, 66285, 110475, 184125, 331425, 552375, 1657125]

約数ペア:

[(1, 1657125), (3, 552375), (5, 331425), (9, 184125), (15, 110475), (25, 66285), (27, 61375), (45, 36825), (75, 22095), (125, 13257), (135, 12275), (225, 7365), (375, 4419), (491, 3375), (675, 2455), (1125, 1473)]