77684751

素因数分解:

$3^4\times {\mathrm{251}}^1\times {\mathrm{3821}}^1$

素因数の和:4084

約数の個数: 20

約数和(自身を含む): 116540424

約数和(自身を除く): 38855673

約数列:

[1, 3, 9, 27, 81, 251, 753, 2259, 3821, 6777, 11463, 20331, 34389, 103167, 309501, 959071, 2877213, 8631639, 25894917, 77684751]

約数ペア:

[(1, 77684751), (3, 25894917), (9, 8631639), (27, 2877213), (81, 959071), (251, 309501), (753, 103167), (2259, 34389), (3821, 20331), (6777, 11463)]