72745839

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8971}}^1$

素因数の和:9047

約数の個数: 24

約数和(自身を含む): 113370192

約数和(自身を除く): 40624353

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 8971, 26913, 80739, 152507, 457521, 475463, 1372563, 1426389, 4279167, 8082871, 24248613, 72745839]

約数ペア:

[(1, 72745839), (3, 24248613), (9, 8082871), (17, 4279167), (51, 1426389), (53, 1372563), (153, 475463), (159, 457521), (477, 152507), (901, 80739), (2703, 26913), (8109, 8971)]