1389609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 2298240

約数和(自身を除く): 908631

約数列:

[1, 3, 9, 13, 27, 37, 39, 107, 111, 117, 321, 333, 351, 481, 963, 999, 1391, 1443, 2889, 3959, 4173, 4329, 11877, 12519, 12987, 35631, 37557, 51467, 106893, 154401, 463203, 1389609]

約数ペア:

[(1, 1389609), (3, 463203), (9, 154401), (13, 106893), (27, 51467), (37, 37557), (39, 35631), (107, 12987), (111, 12519), (117, 11877), (321, 4329), (333, 4173), (351, 3959), (481, 2889), (963, 1443), (999, 1391)]