196992405

素因数分解:

$3^4\times 5^1\times {\mathrm{503}}^1\times {\mathrm{967}}^1$

素因数の和:1487

約数の個数: 40

約数和(自身を含む): 354195072

約数和(自身を除く): 157202667

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 503, 967, 1509, 2515, 2901, 4527, 4835, 7545, 8703, 13581, 14505, 22635, 26109, 40743, 43515, 67905, 78327, 130545, 203715, 391635, 486401, 1459203, 2432005, 4377609, 7296015, 13132827, 21888045, 39398481, 65664135, 196992405]

約数ペア:

[(1, 196992405), (3, 65664135), (5, 39398481), (9, 21888045), (15, 13132827), (27, 7296015), (45, 4377609), (81, 2432005), (135, 1459203), (405, 486401), (503, 391635), (967, 203715), (1509, 130545), (2515, 78327), (2901, 67905), (4527, 43515), (4835, 40743), (7545, 26109), (8703, 22635), (13581, 14505)]