198366483

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{67957}}^1$

素因数の和:68106

約数の個数: 16

約数和(自身を含む): 304451840

約数和(自身を除く): 106085357

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 67957, 203871, 475699, 1427097, 9446023, 28338069, 66122161, 198366483]

約数ペア:

[(1, 198366483), (3, 66122161), (7, 28338069), (21, 9446023), (139, 1427097), (417, 475699), (973, 203871), (2919, 67957)]