16539471

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 27036240

約数和(自身を除く): 10496769

約数列:

[1, 3, 9, 13, 27, 39, 81, 113, 117, 139, 339, 351, 417, 1017, 1053, 1251, 1469, 1807, 3051, 3753, 4407, 5421, 9153, 11259, 13221, 15707, 16263, 39663, 47121, 48789, 118989, 141363, 146367, 204191, 424089, 612573, 1272267, 1837719, 5513157, 16539471]

約数ペア:

[(1, 16539471), (3, 5513157), (9, 1837719), (13, 1272267), (27, 612573), (39, 424089), (81, 204191), (113, 146367), (117, 141363), (139, 118989), (339, 48789), (351, 47121), (417, 39663), (1017, 16263), (1053, 15707), (1251, 13221), (1469, 11259), (1807, 9153), (3051, 5421), (3753, 4407)]