2131875

素因数分解:

$3^2\times 5^4\times {\mathrm{379}}^1$

素因数の和:405

約数の個数: 30

約数和(自身を含む): 3858140

約数和(自身を除く): 1726265

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 379, 625, 1125, 1137, 1875, 1895, 3411, 5625, 5685, 9475, 17055, 28425, 47375, 85275, 142125, 236875, 426375, 710625, 2131875]

約数ペア:

[(1, 2131875), (3, 710625), (5, 426375), (9, 236875), (15, 142125), (25, 85275), (45, 47375), (75, 28425), (125, 17055), (225, 9475), (375, 5685), (379, 5625), (625, 3411), (1125, 1895), (1137, 1875)]