393669964

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{1579}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 695497040

約数和(自身を除く): 301827076

約数列:

[1, 2, 4, 157, 314, 397, 628, 794, 1579, 1588, 3158, 6316, 62329, 124658, 247903, 249316, 495806, 626863, 991612, 1253726, 2507452, 98417491, 196834982, 393669964]

約数ペア:

[(1, 393669964), (2, 196834982), (4, 98417491), (157, 2507452), (314, 1253726), (397, 991612), (628, 626863), (794, 495806), (1579, 249316), (1588, 247903), (3158, 124658), (6316, 62329)]