220155057

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{6689}}^1$

素因数の和:6774

約数の個数: 32

約数和(自身を含む): 346809600

約数和(自身を除く): 126654543

約数列:

[1, 3, 9, 23, 27, 53, 69, 159, 207, 477, 621, 1219, 1431, 3657, 6689, 10971, 20067, 32913, 60201, 153847, 180603, 354517, 461541, 1063551, 1384623, 3190653, 4153869, 8153891, 9571959, 24461673, 73385019, 220155057]

約数ペア:

[(1, 220155057), (3, 73385019), (9, 24461673), (23, 9571959), (27, 8153891), (53, 4153869), (69, 3190653), (159, 1384623), (207, 1063551), (477, 461541), (621, 354517), (1219, 180603), (1431, 153847), (3657, 60201), (6689, 32913), (10971, 20067)]