1267731

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 28

約数和(自身を含む): 1993632

約数和(自身を除く): 725901

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 141, 243, 333, 423, 729, 999, 1269, 1739, 2997, 3807, 5217, 8991, 11421, 15651, 26973, 34263, 46953, 140859, 422577, 1267731]

約数ペア:

[(1, 1267731), (3, 422577), (9, 140859), (27, 46953), (37, 34263), (47, 26973), (81, 15651), (111, 11421), (141, 8991), (243, 5217), (333, 3807), (423, 2997), (729, 1739), (999, 1269)]