278760196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10369}}^1$

素因数の和:10444

約数の個数: 48

約数和(自身を含む): 585365760

約数和(自身を除く): 306605564

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 143, 188, 286, 517, 572, 611, 1034, 1222, 2068, 2444, 6721, 10369, 13442, 20738, 26884, 41476, 114059, 134797, 228118, 269594, 456236, 487343, 539188, 974686, 1482767, 1949372, 2965534, 5360773, 5931068, 6335459, 10721546, 12670918, 21443092, 25341836, 69690049, 139380098, 278760196]

約数ペア:

[(1, 278760196), (2, 139380098), (4, 69690049), (11, 25341836), (13, 21443092), (22, 12670918), (26, 10721546), (44, 6335459), (47, 5931068), (52, 5360773), (94, 2965534), (143, 1949372), (188, 1482767), (286, 974686), (517, 539188), (572, 487343), (611, 456236), (1034, 269594), (1222, 228118), (2068, 134797), (2444, 114059), (6721, 41476), (10369, 26884), (13442, 20738)]