2690457

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 4715520

約数和(自身を除く): 2025063

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 613, 627, 1463, 1839, 4291, 4389, 6743, 11647, 12873, 20229, 34941, 47201, 81529, 128117, 141603, 244587, 384351, 896819, 2690457]

約数ペア:

[(1, 2690457), (3, 896819), (7, 384351), (11, 244587), (19, 141603), (21, 128117), (33, 81529), (57, 47201), (77, 34941), (133, 20229), (209, 12873), (231, 11647), (399, 6743), (613, 4389), (627, 4291), (1463, 1839)]