1281368229118

素因数分解:

$2^1\times {\mathrm{641}}^1\times {\mathrm{1811}}^1\times {\mathrm{551909}}^1$

素因数の和:554363

約数の個数: 16

約数和(自身を含む): 1926117331920

約数和(自身を除く): 644749102802

約数列:

[1, 2, 641, 1282, 1811, 3622, 551909, 1103818, 1160851, 2321702, 353773669, 707547338, 999507199, 1999014398, 640684114559, 1281368229118]

約数ペア:

[(1, 1281368229118), (2, 640684114559), (641, 1999014398), (1282, 999507199), (1811, 707547338), (3622, 353773669), (551909, 2321702), (1103818, 1160851)]