258156963

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{47569}}^1$

素因数の和:47648

約数の個数: 20

約数和(自身を含む): 391405960

約数和(自身を除く): 133248997

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 47569, 142707, 428121, 1284363, 3187123, 3853089, 9561369, 28684107, 86052321, 258156963]

約数ペア:

[(1, 258156963), (3, 86052321), (9, 28684107), (27, 9561369), (67, 3853089), (81, 3187123), (201, 1284363), (603, 428121), (1809, 142707), (5427, 47569)]