161877212

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{123007}}^1$

素因数の和:123065

約数の個数: 24

約数和(自身を含む): 330645504

約数和(自身を除く): 168768292

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 123007, 246014, 492028, 861049, 1722098, 3444196, 5781329, 11562658, 23125316, 40469303, 80938606, 161877212]

約数ペア:

[(1, 161877212), (2, 80938606), (4, 40469303), (7, 23125316), (14, 11562658), (28, 5781329), (47, 3444196), (94, 1722098), (188, 861049), (329, 492028), (658, 246014), (1316, 123007)]