201778551

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{2617}}^1$

素因数の和:3295

約数の個数: 24

約数和(自身を含む): 314474160

約数和(自身を除く): 112695609

約数列:

[1, 3, 9, 13, 39, 117, 659, 1977, 2617, 5931, 7851, 8567, 23553, 25701, 34021, 77103, 102063, 306189, 1724603, 5173809, 15521427, 22419839, 67259517, 201778551]

約数ペア:

[(1, 201778551), (3, 67259517), (9, 22419839), (13, 15521427), (39, 5173809), (117, 1724603), (659, 306189), (1977, 102063), (2617, 77103), (5931, 34021), (7851, 25701), (8567, 23553)]