290423427

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{813511}}^1$

素因数の和:813538

約数の個数: 16

約数和(自身を含む): 468582912

約数和(自身を除く): 178159485

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 813511, 2440533, 5694577, 13829687, 17083731, 41489061, 96807809, 290423427]

約数ペア:

[(1, 290423427), (3, 96807809), (7, 41489061), (17, 17083731), (21, 13829687), (51, 5694577), (119, 2440533), (357, 813511)]