201220875

素因数分解:

$3^3\times 5^3\times {\mathrm{59621}}^1$

素因数の和:59645

約数の個数: 32

約数和(自身を含む): 372041280

約数和(自身を除く): 170820405

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1125, 3375, 59621, 178863, 298105, 536589, 894315, 1490525, 1609767, 2682945, 4471575, 7452625, 8048835, 13414725, 22357875, 40244175, 67073625, 201220875]

約数ペア:

[(1, 201220875), (3, 67073625), (5, 40244175), (9, 22357875), (15, 13414725), (25, 8048835), (27, 7452625), (45, 4471575), (75, 2682945), (125, 1609767), (135, 1490525), (225, 894315), (375, 536589), (675, 298105), (1125, 178863), (3375, 59621)]