28808065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 41602176

約数和(自身を除く): 12794111

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 473, 559, 715, 937, 2365, 2795, 4685, 6149, 10307, 12181, 30745, 40291, 51535, 60905, 133991, 201455, 443201, 523783, 669955, 2216005, 2618915, 5761613, 28808065]

約数ペア:

[(1, 28808065), (5, 5761613), (11, 2618915), (13, 2216005), (43, 669955), (55, 523783), (65, 443201), (143, 201455), (215, 133991), (473, 60905), (559, 51535), (715, 40291), (937, 30745), (2365, 12181), (2795, 10307), (4685, 6149)]