166153561

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 197878464

約数和(自身を除く): 31724903

約数列:

[1, 7, 49, 71, 163, 293, 497, 1141, 2051, 3479, 7987, 11573, 14357, 20803, 47759, 81011, 145621, 334313, 567077, 1019347, 2340191, 3390889, 23736223, 166153561]

約数ペア:

[(1, 166153561), (7, 23736223), (49, 3390889), (71, 2340191), (163, 1019347), (293, 567077), (497, 334313), (1141, 145621), (2051, 81011), (3479, 47759), (7987, 20803), (11573, 14357)]