2013201218

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{4903}}^1$

素因数の和:5262

約数の個数: 32

約数和(自身を含む): 3493217280

約数和(自身を除く): 1480016062

約数列:

[1, 2, 7, 14, 139, 211, 278, 422, 973, 1477, 1946, 2954, 4903, 9806, 29329, 34321, 58658, 68642, 205303, 410606, 681517, 1034533, 1363034, 2069066, 4770619, 7241731, 9541238, 14483462, 143800087, 287600174, 1006600609, 2013201218]

約数ペア:

[(1, 2013201218), (2, 1006600609), (7, 287600174), (14, 143800087), (139, 14483462), (211, 9541238), (278, 7241731), (422, 4770619), (973, 2069066), (1477, 1363034), (1946, 1034533), (2954, 681517), (4903, 410606), (9806, 205303), (29329, 68642), (34321, 58658)]