2019993199

素因数分解:

$7^3\times {\mathrm{229}}^1\times {\mathrm{25717}}^1$

素因数の和:25967

約数の個数: 16

約数和(自身を含む): 2366056000

約数和(自身を除く): 346062801

約数列:

[1, 7, 49, 229, 343, 1603, 11221, 25717, 78547, 180019, 1260133, 5889193, 8820931, 41224351, 288570457, 2019993199]

約数ペア:

[(1, 2019993199), (7, 288570457), (49, 41224351), (229, 8820931), (343, 5889193), (1603, 1260133), (11221, 180019), (25717, 78547)]