1428399

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 2489760

約数和(自身を除く): 1061361

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 79, 123, 147, 237, 287, 369, 441, 553, 711, 861, 1659, 2009, 2583, 3239, 3871, 4977, 6027, 9717, 11613, 18081, 22673, 29151, 34839, 68019, 158711, 204057, 476133, 1428399]

約数ペア:

[(1, 1428399), (3, 476133), (7, 204057), (9, 158711), (21, 68019), (41, 34839), (49, 29151), (63, 22673), (79, 18081), (123, 11613), (147, 9717), (237, 6027), (287, 4977), (369, 3871), (441, 3239), (553, 2583), (711, 2009), (861, 1659)]