28469427

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25579}}^1$

素因数の和:25642

約数の個数: 16

約数和(自身を含む): 44202240

約数和(自身を除く): 15732813

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25579, 76737, 179053, 537159, 1355687, 4067061, 9489809, 28469427]

約数ペア:

[(1, 28469427), (3, 9489809), (7, 4067061), (21, 1355687), (53, 537159), (159, 179053), (371, 76737), (1113, 25579)]