28704993

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{2003}}^1$

素因数の和:2304

約数の個数: 16

約数和(自身を含む): 40689216

約数和(自身を除く): 11984223

約数列:

[1, 3, 17, 51, 281, 843, 2003, 4777, 6009, 14331, 34051, 102153, 562843, 1688529, 9568331, 28704993]

約数ペア:

[(1, 28704993), (3, 9568331), (17, 1688529), (51, 562843), (281, 102153), (843, 34051), (2003, 14331), (4777, 6009)]