1215342

素因数分解:

$2^1\times 3^2\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:528

約数の個数: 24

約数和(自身を含む): 2653560

約数和(自身を除く): 1438218

約数列:

[1, 2, 3, 6, 9, 18, 251, 269, 502, 538, 753, 807, 1506, 1614, 2259, 2421, 4518, 4842, 67519, 135038, 202557, 405114, 607671, 1215342]

約数ペア:

[(1, 1215342), (2, 607671), (3, 405114), (6, 202557), (9, 135038), (18, 67519), (251, 4842), (269, 4518), (502, 2421), (538, 2259), (753, 1614), (807, 1506)]