87813789

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{245977}}^1$

素因数の和:246004

約数の個数: 16

約数和(自身を含む): 141683328

約数和(自身を除く): 53869539

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 245977, 737931, 1721839, 4181609, 5165517, 12544827, 29271263, 87813789]

約数ペア:

[(1, 87813789), (3, 29271263), (7, 12544827), (17, 5165517), (21, 4181609), (51, 1721839), (119, 737931), (357, 245977)]