209220535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{7549}}^1$

素因数の和:7818

約数の個数: 16

約数和(自身を含む): 263102400

約数和(自身を除く): 53881865

約数列:

[1, 5, 23, 115, 241, 1205, 5543, 7549, 27715, 37745, 173627, 868135, 1819309, 9096545, 41844107, 209220535]

約数ペア:

[(1, 209220535), (5, 41844107), (23, 9096545), (115, 1819309), (241, 868135), (1205, 173627), (5543, 37745), (7549, 27715)]