1778004

素因数分解:

$2^2\times 3^3\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 4683840

約数和(自身を除く): 2905836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 101, 108, 163, 202, 303, 326, 404, 489, 606, 652, 909, 978, 1212, 1467, 1818, 1956, 2727, 2934, 3636, 4401, 5454, 5868, 8802, 10908, 16463, 17604, 32926, 49389, 65852, 98778, 148167, 197556, 296334, 444501, 592668, 889002, 1778004]

約数ペア:

[(1, 1778004), (2, 889002), (3, 592668), (4, 444501), (6, 296334), (9, 197556), (12, 148167), (18, 98778), (27, 65852), (36, 49389), (54, 32926), (101, 17604), (108, 16463), (163, 10908), (202, 8802), (303, 5868), (326, 5454), (404, 4401), (489, 3636), (606, 2934), (652, 2727), (909, 1956), (978, 1818), (1212, 1467)]