1388254

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 2661120

約数和(自身を除く): 1272866

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 307, 323, 614, 646, 2149, 2261, 4298, 4522, 5219, 5833, 10438, 11666, 36533, 40831, 73066, 81662, 99161, 198322, 694127, 1388254]

約数ペア:

[(1, 1388254), (2, 694127), (7, 198322), (14, 99161), (17, 81662), (19, 73066), (34, 40831), (38, 36533), (119, 11666), (133, 10438), (238, 5833), (266, 5219), (307, 4522), (323, 4298), (614, 2261), (646, 2149)]