208796839

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 238645440

約数和(自身を除く): 29848601

約数列:

[1, 17, 29, 53, 61, 131, 493, 901, 1037, 1537, 1769, 2227, 3233, 3799, 6943, 7991, 26129, 30073, 54961, 64583, 93757, 118031, 135847, 201347, 231739, 423523, 1593869, 3422899, 3939563, 7199891, 12282167, 208796839]

約数ペア:

[(1, 208796839), (17, 12282167), (29, 7199891), (53, 3939563), (61, 3422899), (131, 1593869), (493, 423523), (901, 231739), (1037, 201347), (1537, 135847), (1769, 118031), (2227, 93757), (3233, 64583), (3799, 54961), (6943, 30073), (7991, 26129)]