278505942

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1346

約数の個数: 96

約数和(自身を含む): 688552704

約数和(自身を除く): 410046762

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 121, 138, 143, 242, 253, 286, 299, 363, 429, 506, 598, 726, 759, 858, 897, 1283, 1518, 1573, 1794, 2566, 2783, 3146, 3289, 3849, 4719, 5566, 6578, 7698, 8349, 9438, 9867, 14113, 16679, 16698, 19734, 28226, 29509, 33358, 36179, 42339, 50037, 59018, 72358, 84678, 88527, 100074, 108537, 155243, 177054, 183469, 217074, 310486, 324599, 366938, 383617, 465729, 550407, 649198, 767234, 931458, 973797, 1100814, 1150851, 1947594, 2018159, 2301702, 3570589, 4036318, 4219787, 6054477, 7141178, 8439574, 10711767, 12108954, 12659361, 21423534, 25318722, 46417657, 92835314, 139252971, 278505942]

約数ペア:

[(1, 278505942), (2, 139252971), (3, 92835314), (6, 46417657), (11, 25318722), (13, 21423534), (22, 12659361), (23, 12108954), (26, 10711767), (33, 8439574), (39, 7141178), (46, 6054477), (66, 4219787), (69, 4036318), (78, 3570589), (121, 2301702), (138, 2018159), (143, 1947594), (242, 1150851), (253, 1100814), (286, 973797), (299, 931458), (363, 767234), (429, 649198), (506, 550407), (598, 465729), (726, 383617), (759, 366938), (858, 324599), (897, 310486), (1283, 217074), (1518, 183469), (1573, 177054), (1794, 155243), (2566, 108537), (2783, 100074), (3146, 88527), (3289, 84678), (3849, 72358), (4719, 59018), (5566, 50037), (6578, 42339), (7698, 36179), (8349, 33358), (9438, 29509), (9867, 28226), (14113, 19734), (16679, 16698)]