7981347

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 12628224

約数和(自身を除く): 4646877

約数列:

[1, 3, 11, 17, 33, 41, 51, 123, 187, 347, 451, 561, 697, 1041, 1353, 2091, 3817, 5899, 7667, 11451, 14227, 17697, 23001, 42681, 64889, 156497, 194667, 241859, 469491, 725577, 2660449, 7981347]

約数ペア:

[(1, 7981347), (3, 2660449), (11, 725577), (17, 469491), (33, 241859), (41, 194667), (51, 156497), (123, 64889), (187, 42681), (347, 23001), (451, 17697), (561, 14227), (697, 11451), (1041, 7667), (1353, 5899), (2091, 3817)]