207958185

素因数分解:

$3^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{967}}^1$

素因数の和:1049

約数の個数: 56

約数和(自身を含む): 380888640

約数和(自身を除く): 172930455

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 135, 177, 243, 295, 405, 531, 729, 885, 967, 1215, 1593, 2655, 2901, 3645, 4779, 4835, 7965, 8703, 14337, 14505, 23895, 26109, 43011, 43515, 57053, 71685, 78327, 130545, 171159, 215055, 234981, 285265, 391635, 513477, 704943, 855795, 1174905, 1540431, 2567385, 3524715, 4621293, 7702155, 13863879, 23106465, 41591637, 69319395, 207958185]

約数ペア:

[(1, 207958185), (3, 69319395), (5, 41591637), (9, 23106465), (15, 13863879), (27, 7702155), (45, 4621293), (59, 3524715), (81, 2567385), (135, 1540431), (177, 1174905), (243, 855795), (295, 704943), (405, 513477), (531, 391635), (729, 285265), (885, 234981), (967, 215055), (1215, 171159), (1593, 130545), (2655, 78327), (2901, 71685), (3645, 57053), (4779, 43515), (4835, 43011), (7965, 26109), (8703, 23895), (14337, 14505)]