1089819

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{419}}^1$

素因数の和:459

約数の個数: 18

約数和(自身を含む): 1676220

約数和(自身を除く): 586401

約数列:

[1, 3, 9, 17, 51, 153, 289, 419, 867, 1257, 2601, 3771, 7123, 21369, 64107, 121091, 363273, 1089819]

約数ペア:

[(1, 1089819), (3, 363273), (9, 121091), (17, 64107), (51, 21369), (153, 7123), (289, 3771), (419, 2601), (867, 1257)]