42878475

素因数分解:

$3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1279}}^1$

素因数の和:1444

約数の個数: 36

約数和(自身を含む): 77376000

約数和(自身を除く): 34497525

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 149, 225, 447, 745, 1279, 1341, 2235, 3725, 3837, 6395, 6705, 11175, 11511, 19185, 31975, 33525, 57555, 95925, 190571, 287775, 571713, 952855, 1715139, 2858565, 4764275, 8575695, 14292825, 42878475]

約数ペア:

[(1, 42878475), (3, 14292825), (5, 8575695), (9, 4764275), (15, 2858565), (25, 1715139), (45, 952855), (75, 571713), (149, 287775), (225, 190571), (447, 95925), (745, 57555), (1279, 33525), (1341, 31975), (2235, 19185), (3725, 11511), (3837, 11175), (6395, 6705)]