31273242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 86704128

約数和(自身を除く): 55430886

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 41, 42, 66, 77, 78, 82, 91, 123, 127, 143, 154, 182, 231, 246, 254, 273, 286, 287, 381, 429, 451, 462, 533, 546, 574, 762, 858, 861, 889, 902, 1001, 1066, 1353, 1397, 1599, 1651, 1722, 1778, 2002, 2667, 2706, 2794, 3003, 3157, 3198, 3302, 3731, 4191, 4953, 5207, 5334, 5863, 6006, 6314, 7462, 8382, 9471, 9779, 9906, 10414, 11193, 11557, 11726, 15621, 17589, 18161, 18942, 19558, 22386, 23114, 29337, 31242, 34671, 35178, 36322, 36449, 41041, 54483, 57277, 58674, 67691, 69342, 72898, 82082, 108966, 109347, 114554, 123123, 127127, 135382, 171831, 203073, 218694, 246246, 254254, 343662, 381381, 400939, 406146, 473837, 744601, 762762, 801878, 947674, 1202817, 1421511, 1489202, 2233803, 2405634, 2843022, 4467606, 5212207, 10424414, 15636621, 31273242]

約数ペア:

[(1, 31273242), (2, 15636621), (3, 10424414), (6, 5212207), (7, 4467606), (11, 2843022), (13, 2405634), (14, 2233803), (21, 1489202), (22, 1421511), (26, 1202817), (33, 947674), (39, 801878), (41, 762762), (42, 744601), (66, 473837), (77, 406146), (78, 400939), (82, 381381), (91, 343662), (123, 254254), (127, 246246), (143, 218694), (154, 203073), (182, 171831), (231, 135382), (246, 127127), (254, 123123), (273, 114554), (286, 109347), (287, 108966), (381, 82082), (429, 72898), (451, 69342), (462, 67691), (533, 58674), (546, 57277), (574, 54483), (762, 41041), (858, 36449), (861, 36322), (889, 35178), (902, 34671), (1001, 31242), (1066, 29337), (1353, 23114), (1397, 22386), (1599, 19558), (1651, 18942), (1722, 18161), (1778, 17589), (2002, 15621), (2667, 11726), (2706, 11557), (2794, 11193), (3003, 10414), (3157, 9906), (3198, 9779), (3302, 9471), (3731, 8382), (4191, 7462), (4953, 6314), (5207, 6006), (5334, 5863)]