2105475

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 3541440

約数和(自身を除く): 1435965

約数列:

[1, 3, 5, 15, 25, 67, 75, 201, 335, 419, 1005, 1257, 1675, 2095, 5025, 6285, 10475, 28073, 31425, 84219, 140365, 421095, 701825, 2105475]

約数ペア:

[(1, 2105475), (3, 701825), (5, 421095), (15, 140365), (25, 84219), (67, 31425), (75, 28073), (201, 10475), (335, 6285), (419, 5025), (1005, 2095), (1257, 1675)]