86877791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 117465600

約数和(自身を除く): 30587809

約数列:

[1, 7, 11, 13, 77, 91, 143, 229, 379, 1001, 1603, 2519, 2653, 2977, 4169, 4927, 17633, 20839, 29183, 32747, 34489, 54197, 86791, 229229, 379379, 607537, 954701, 1128283, 6682907, 7897981, 12411113, 86877791]

約数ペア:

[(1, 86877791), (7, 12411113), (11, 7897981), (13, 6682907), (77, 1128283), (91, 954701), (143, 607537), (229, 379379), (379, 229229), (1001, 86791), (1603, 54197), (2519, 34489), (2653, 32747), (2977, 29183), (4169, 20839), (4927, 17633)]