198497012

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{10957}}^1$

素因数の和:11615

約数の個数: 24

約数和(自身を含む): 397643904

約数和(自身を除く): 199146892

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 4529, 9058, 10957, 18116, 21914, 43828, 76699, 153398, 306796, 7089179, 14178358, 28356716, 49624253, 99248506, 198497012]

約数ペア:

[(1, 198497012), (2, 99248506), (4, 49624253), (7, 28356716), (14, 14178358), (28, 7089179), (647, 306796), (1294, 153398), (2588, 76699), (4529, 43828), (9058, 21914), (10957, 18116)]