31486895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1039}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 13441105

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 1039, 1045, 1595, 2755, 5195, 6061, 11429, 19741, 30131, 30305, 57145, 98705, 150655, 217151, 331441, 572489, 1085755, 1657205, 2862445, 6297379, 31486895]

約数ペア:

[(1, 31486895), (5, 6297379), (11, 2862445), (19, 1657205), (29, 1085755), (55, 572489), (95, 331441), (145, 217151), (209, 150655), (319, 98705), (551, 57145), (1039, 30305), (1045, 30131), (1595, 19741), (2755, 11429), (5195, 6061)]