90271503

素因数分解:

$3^4\times 7^1\times {\mathrm{159209}}^1$

素因数の和:159228

約数の個数: 20

約数和(自身を含む): 154115280

約数和(自身を除く): 63843777

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 159209, 477627, 1114463, 1432881, 3343389, 4298643, 10030167, 12895929, 30090501, 90271503]

約数ペア:

[(1, 90271503), (3, 30090501), (7, 12895929), (9, 10030167), (21, 4298643), (27, 3343389), (63, 1432881), (81, 1114463), (189, 477627), (567, 159209)]