78214671

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{30071}}^1$

素因数の和:30111

約数の個数: 18

約数和(自身を含む): 120017352

約数和(自身を除く): 41802681

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 30071, 90213, 270639, 511207, 1533621, 4600863, 8690519, 26071557, 78214671]

約数ペア:

[(1, 78214671), (3, 26071557), (9, 8690519), (17, 4600863), (51, 1533621), (153, 511207), (289, 270639), (867, 90213), (2601, 30071)]