28093635

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1065

約数の個数: 40

約数和(自身を含む): 51122016

約数和(自身を除く): 23028381

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 977, 1065, 1917, 2931, 3195, 4885, 5751, 8793, 9585, 14655, 26379, 28755, 43965, 69367, 79137, 131895, 208101, 346835, 395685, 624303, 1040505, 1872909, 3121515, 5618727, 9364545, 28093635]

約数ペア:

[(1, 28093635), (3, 9364545), (5, 5618727), (9, 3121515), (15, 1872909), (27, 1040505), (45, 624303), (71, 395685), (81, 346835), (135, 208101), (213, 131895), (355, 79137), (405, 69367), (639, 43965), (977, 28755), (1065, 26379), (1917, 14655), (2931, 9585), (3195, 8793), (4885, 5751)]