61876143

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1869

約数の個数: 40

約数和(自身を含む): 107428640

約数和(自身を除く): 45552497

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 427, 549, 567, 1281, 1647, 1789, 3843, 4941, 5367, 11529, 12523, 16101, 34587, 37569, 48303, 109129, 112707, 144909, 327387, 338121, 763903, 982161, 1014363, 2291709, 2946483, 6875127, 8839449, 20625381, 61876143]

約数ペア:

[(1, 61876143), (3, 20625381), (7, 8839449), (9, 6875127), (21, 2946483), (27, 2291709), (61, 1014363), (63, 982161), (81, 763903), (183, 338121), (189, 327387), (427, 144909), (549, 112707), (567, 109129), (1281, 48303), (1647, 37569), (1789, 34587), (3843, 16101), (4941, 12523), (5367, 11529)]