157055577

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{20717}}^1$

素因数の和:20765

約数の個数: 24

約数和(自身を含む): 252593856

約数和(自身を除く): 95538279

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 20717, 62151, 145019, 393623, 435057, 1180869, 2755361, 7478837, 8266083, 22436511, 52351859, 157055577]

約数ペア:

[(1, 157055577), (3, 52351859), (7, 22436511), (19, 8266083), (21, 7478837), (57, 2755361), (133, 1180869), (361, 435057), (399, 393623), (1083, 145019), (2527, 62151), (7581, 20717)]