16970475

素因数分解:

$3^1\times 5^2\times {\mathrm{353}}^1\times {\mathrm{641}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 28181232

約数和(自身を除く): 11210757

約数列:

[1, 3, 5, 15, 25, 75, 353, 641, 1059, 1765, 1923, 3205, 5295, 8825, 9615, 16025, 26475, 48075, 226273, 678819, 1131365, 3394095, 5656825, 16970475]

約数ペア:

[(1, 16970475), (3, 5656825), (5, 3394095), (15, 1131365), (25, 678819), (75, 226273), (353, 48075), (641, 26475), (1059, 16025), (1765, 9615), (1923, 8825), (3205, 5295)]