13893085

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 18105120

約数和(自身を除く): 4212035

約数列:

[1, 5, 19, 43, 95, 179, 215, 361, 817, 895, 1805, 3401, 4085, 7697, 15523, 17005, 38485, 64619, 77615, 146243, 323095, 731215, 2778617, 13893085]

約数ペア:

[(1, 13893085), (5, 2778617), (19, 731215), (43, 323095), (95, 146243), (179, 77615), (215, 64619), (361, 38485), (817, 17005), (895, 15523), (1805, 7697), (3401, 4085)]