209951785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{13799}}^1$

素因数の和:14000

約数の個数: 16

約数和(自身を含む): 268272000

約数和(自身を除く): 58320215

約数列:

[1, 5, 17, 85, 179, 895, 3043, 13799, 15215, 68995, 234583, 1172915, 2470021, 12350105, 41990357, 209951785]

約数ペア:

[(1, 209951785), (5, 41990357), (17, 12350105), (85, 2470021), (179, 1172915), (895, 234583), (3043, 68995), (13799, 15215)]