51903585

素因数分解:

$3^5\times 5^1\times {\mathrm{42719}}^1$

素因数の和:42739

約数の個数: 24

約数和(自身を含む): 93300480

約数和(自身を除く): 41396895

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 42719, 128157, 213595, 384471, 640785, 1153413, 1922355, 3460239, 5767065, 10380717, 17301195, 51903585]

約数ペア:

[(1, 51903585), (3, 17301195), (5, 10380717), (9, 5767065), (15, 3460239), (27, 1922355), (45, 1153413), (81, 640785), (135, 384471), (243, 213595), (405, 128157), (1215, 42719)]