2563141

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:229

約数の個数: 18

約数和(自身を含む): 3184818

約数和(自身を除く): 621677

約数列:

[1, 7, 17, 49, 119, 181, 289, 833, 1267, 2023, 3077, 8869, 14161, 21539, 52309, 150773, 366163, 2563141]

約数ペア:

[(1, 2563141), (7, 366163), (17, 150773), (49, 52309), (119, 21539), (181, 14161), (289, 8869), (833, 3077), (1267, 2023)]