138977385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3911}}^1$

素因数の和:4045

約数の個数: 32

約数和(自身を含む): 234344448

約数和(自身を除く): 95367063

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 309, 345, 515, 1545, 2369, 3911, 7107, 11733, 11845, 19555, 35535, 58665, 89953, 269859, 402833, 449765, 1208499, 1349295, 2014165, 6042495, 9265159, 27795477, 46325795, 138977385]

約数ペア:

[(1, 138977385), (3, 46325795), (5, 27795477), (15, 9265159), (23, 6042495), (69, 2014165), (103, 1349295), (115, 1208499), (309, 449765), (345, 402833), (515, 269859), (1545, 89953), (2369, 58665), (3911, 35535), (7107, 19555), (11733, 11845)]