1279852021

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{219491}}^1$

素因数の和:219529

約数の個数: 16

約数和(自身を含む): 1580342400

約数和(自身を除く): 300490379

約数列:

[1, 7, 17, 49, 119, 343, 833, 5831, 219491, 1536437, 3731347, 10755059, 26119429, 75285413, 182836003, 1279852021]

約数ペア:

[(1, 1279852021), (7, 182836003), (17, 75285413), (49, 26119429), (119, 10755059), (343, 3731347), (833, 1536437), (5831, 219491)]