291299697

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2221}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 485284800

約数和(自身を除く): 193985103

約数列:

[1, 3, 9, 13, 19, 39, 57, 59, 117, 171, 177, 247, 531, 741, 767, 1121, 2221, 2223, 2301, 3363, 6663, 6903, 10089, 14573, 19989, 28873, 42199, 43719, 86619, 126597, 131039, 131157, 259857, 379791, 393117, 548587, 1179351, 1645761, 1703507, 2489741, 4937283, 5110521, 7469223, 15331563, 22407669, 32366633, 97099899, 291299697]

約数ペア:

[(1, 291299697), (3, 97099899), (9, 32366633), (13, 22407669), (19, 15331563), (39, 7469223), (57, 5110521), (59, 4937283), (117, 2489741), (171, 1703507), (177, 1645761), (247, 1179351), (531, 548587), (741, 393117), (767, 379791), (1121, 259857), (2221, 131157), (2223, 131039), (2301, 126597), (3363, 86619), (6663, 43719), (6903, 42199), (10089, 28873), (14573, 19989)]