491123048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{205319}}^1$

素因数の和:205361

約数の個数: 32

約数和(自身を含む): 1034812800

約数和(自身を除く): 543689752

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 205319, 410638, 821276, 1642552, 2669147, 4722337, 5338294, 9444674, 10676588, 18889348, 21353176, 37778696, 61390381, 122780762, 245561524, 491123048]

約数ペア:

[(1, 491123048), (2, 245561524), (4, 122780762), (8, 61390381), (13, 37778696), (23, 21353176), (26, 18889348), (46, 10676588), (52, 9444674), (92, 5338294), (104, 4722337), (184, 2669147), (299, 1642552), (598, 821276), (1196, 410638), (2392, 205319)]