22780107

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19031}}^1$

素因数の和:19063

約数の個数: 24

約数和(自身を含む): 39586560

約数和(自身を除く): 16806453

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 19031, 57093, 133217, 171279, 361589, 399651, 1084767, 1198953, 2531123, 3254301, 7593369, 22780107]

約数ペア:

[(1, 22780107), (3, 7593369), (7, 3254301), (9, 2531123), (19, 1198953), (21, 1084767), (57, 399651), (63, 361589), (133, 171279), (171, 133217), (399, 57093), (1197, 19031)]