28578207

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80051}}^1$

素因数の和:80078

約数の個数: 16

約数和(自身を含む): 46109952

約数和(自身を除く): 17531745

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80051, 240153, 560357, 1360867, 1681071, 4082601, 9526069, 28578207]

約数ペア:

[(1, 28578207), (3, 9526069), (7, 4082601), (17, 1681071), (21, 1360867), (51, 560357), (119, 240153), (357, 80051)]