72296007

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181193}}^1$

素因数の和:181222

約数の個数: 16

約数和(自身を含む): 115964160

約数和(自身を除く): 43668153

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 181193, 543579, 1268351, 3442667, 3805053, 10328001, 24098669, 72296007]

約数ペア:

[(1, 72296007), (3, 24098669), (7, 10328001), (19, 3805053), (21, 3442667), (57, 1268351), (133, 543579), (399, 181193)]