1392115575

素因数分解:

$3^1\times 5^2\times {\mathrm{661}}^1\times {\mathrm{28081}}^1$

素因数の和:28755

約数の個数: 24

約数和(自身を含む): 2305195216

約数和(自身を除く): 913079641

約数列:

[1, 3, 5, 15, 25, 75, 661, 1983, 3305, 9915, 16525, 28081, 49575, 84243, 140405, 421215, 702025, 2106075, 18561541, 55684623, 92807705, 278423115, 464038525, 1392115575]

約数ペア:

[(1, 1392115575), (3, 464038525), (5, 278423115), (15, 92807705), (25, 55684623), (75, 18561541), (661, 2106075), (1983, 702025), (3305, 421215), (9915, 140405), (16525, 84243), (28081, 49575)]