2147375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 16

約数和(自身を含む): 2751840

約数和(自身を除く): 604465

約数列:

[1, 5, 25, 41, 125, 205, 419, 1025, 2095, 5125, 10475, 17179, 52375, 85895, 429475, 2147375]

約数ペア:

[(1, 2147375), (5, 429475), (25, 85895), (41, 52375), (125, 17179), (205, 10475), (419, 5125), (1025, 2095)]