904285215

素因数分解:

$3^4\times 5^1\times {\mathrm{967}}^1\times {\mathrm{2309}}^1$

素因数の和:3293

約数の個数: 40

約数和(自身を含む): 1623394080

約数和(自身を除く): 719108865

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 967, 2309, 2901, 4835, 6927, 8703, 11545, 14505, 20781, 26109, 34635, 43515, 62343, 78327, 103905, 130545, 187029, 311715, 391635, 935145, 2232803, 6698409, 11164015, 20095227, 33492045, 60285681, 100476135, 180857043, 301428405, 904285215]

約数ペア:

[(1, 904285215), (3, 301428405), (5, 180857043), (9, 100476135), (15, 60285681), (27, 33492045), (45, 20095227), (81, 11164015), (135, 6698409), (405, 2232803), (967, 935145), (2309, 391635), (2901, 311715), (4835, 187029), (6927, 130545), (8703, 103905), (11545, 78327), (14505, 62343), (20781, 43515), (26109, 34635)]