279289322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 507064320

約数和(自身を除く): 227774998

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 47, 94, 247, 299, 437, 494, 523, 598, 611, 874, 893, 1046, 1081, 1222, 1786, 2162, 5681, 6799, 9937, 11362, 11609, 12029, 13598, 14053, 19874, 20539, 23218, 24058, 24581, 28106, 41078, 49162, 129181, 156377, 228551, 258362, 267007, 312754, 319553, 457102, 467039, 534014, 565363, 639106, 934078, 1130726, 2971163, 5942326, 6071507, 7349719, 10741897, 12143014, 14699438, 21483794, 139644661, 279289322]

約数ペア:

[(1, 279289322), (2, 139644661), (13, 21483794), (19, 14699438), (23, 12143014), (26, 10741897), (38, 7349719), (46, 6071507), (47, 5942326), (94, 2971163), (247, 1130726), (299, 934078), (437, 639106), (494, 565363), (523, 534014), (598, 467039), (611, 457102), (874, 319553), (893, 312754), (1046, 267007), (1081, 258362), (1222, 228551), (1786, 156377), (2162, 129181), (5681, 49162), (6799, 41078), (9937, 28106), (11362, 24581), (11609, 24058), (12029, 23218), (13598, 20539), (14053, 19874)]