12821859

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 19760832

約数和(自身を除く): 6938973

約数列:

[1, 3, 9, 17, 51, 153, 181, 463, 543, 1389, 1629, 3077, 4167, 7871, 9231, 23613, 27693, 70839, 83803, 251409, 754227, 1424651, 4273953, 12821859]

約数ペア:

[(1, 12821859), (3, 4273953), (9, 1424651), (17, 754227), (51, 251409), (153, 83803), (181, 70839), (463, 27693), (543, 23613), (1389, 9231), (1629, 7871), (3077, 4167)]