28043505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 56070144

約数和(自身を除く): 28026639

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 635, 701, 889, 1143, 1905, 2103, 2667, 3505, 4445, 4907, 5715, 6309, 8001, 10515, 13335, 14721, 24535, 31545, 40005, 44163, 73605, 89027, 220815, 267081, 445135, 623189, 801243, 1335405, 1869567, 3115945, 4006215, 5608701, 9347835, 28043505]

約数ペア:

[(1, 28043505), (3, 9347835), (5, 5608701), (7, 4006215), (9, 3115945), (15, 1869567), (21, 1335405), (35, 801243), (45, 623189), (63, 445135), (105, 267081), (127, 220815), (315, 89027), (381, 73605), (635, 44163), (701, 40005), (889, 31545), (1143, 24535), (1905, 14721), (2103, 13335), (2667, 10515), (3505, 8001), (4445, 6309), (4907, 5715)]