81409545

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{258443}}^1$

素因数の和:258461

約数の個数: 24

約数和(自身を含む): 161269056

約数和(自身を除く): 79859511

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 258443, 775329, 1292215, 1809101, 2325987, 3876645, 5427303, 9045505, 11629935, 16281909, 27136515, 81409545]

約数ペア:

[(1, 81409545), (3, 27136515), (5, 16281909), (7, 11629935), (9, 9045505), (15, 5427303), (21, 3876645), (35, 2325987), (45, 1809101), (63, 1292215), (105, 775329), (315, 258443)]