201777669

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 307860480

約数和(自身を除く): 106082811

約数列:

[1, 3, 9, 27, 67, 71, 201, 213, 603, 639, 1571, 1809, 1917, 4713, 4757, 14139, 14271, 42417, 42813, 105257, 111541, 128439, 315771, 334623, 947313, 1003869, 2841939, 3011607, 7473247, 22419741, 67259223, 201777669]

約数ペア:

[(1, 201777669), (3, 67259223), (9, 22419741), (27, 7473247), (67, 3011607), (71, 2841939), (201, 1003869), (213, 947313), (603, 334623), (639, 315771), (1571, 128439), (1809, 111541), (1917, 105257), (4713, 42813), (4757, 42417), (14139, 14271)]