86877801

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1877

約数の個数: 24

約数和(自身を含む): 128943360

約数和(自身を除く): 42065559

約数列:

[1, 3, 9, 71, 79, 213, 237, 639, 711, 1721, 5163, 5609, 15489, 16827, 50481, 122191, 135959, 366573, 407877, 1099719, 1223631, 9653089, 28959267, 86877801]

約数ペア:

[(1, 86877801), (3, 28959267), (9, 9653089), (71, 1223631), (79, 1099719), (213, 407877), (237, 366573), (639, 135959), (711, 122191), (1721, 50481), (5163, 16827), (5609, 15489)]