51279435

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26501}}^1$

素因数の和:26555

約数の個数: 24

約数和(自身を含む): 90954864

約数和(自身を除く): 39675429

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 26501, 79503, 132505, 238509, 397515, 1139543, 1192545, 3418629, 5697715, 10255887, 17093145, 51279435]

約数ペア:

[(1, 51279435), (3, 17093145), (5, 10255887), (9, 5697715), (15, 3418629), (43, 1192545), (45, 1139543), (129, 397515), (215, 238509), (387, 132505), (645, 79503), (1935, 26501)]