266806323

素因数分解:

$3^2\times 7^4\times {\mathrm{12347}}^1$

素因数の和:12381

約数の個数: 30

約数和(自身を含む): 449627724

約数和(自身を除く): 182821401

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 7203, 12347, 21609, 37041, 86429, 111123, 259287, 605003, 777861, 1815009, 4235021, 5445027, 12705063, 29645147, 38115189, 88935441, 266806323]

約数ペア:

[(1, 266806323), (3, 88935441), (7, 38115189), (9, 29645147), (21, 12705063), (49, 5445027), (63, 4235021), (147, 1815009), (343, 777861), (441, 605003), (1029, 259287), (2401, 111123), (3087, 86429), (7203, 37041), (12347, 21609)]