219462369

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{28949}}^1$

素因数の和:28997

約数の個数: 24

約数和(自身を含む): 352958400

約数和(自身を除く): 133496031

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 28949, 86847, 202643, 550031, 607929, 1650093, 3850217, 10450589, 11550651, 31351767, 73154123, 219462369]

約数ペア:

[(1, 219462369), (3, 73154123), (7, 31351767), (19, 11550651), (21, 10450589), (57, 3850217), (133, 1650093), (361, 607929), (399, 550031), (1083, 202643), (2527, 86847), (7581, 28949)]