13781844

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 36996960

約数和(自身を除く): 23215116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 58, 86, 87, 116, 129, 172, 174, 258, 261, 307, 348, 387, 516, 522, 614, 774, 921, 1044, 1228, 1247, 1548, 1842, 2494, 2763, 3684, 3741, 4988, 5526, 7482, 8903, 11052, 11223, 13201, 14964, 17806, 22446, 26402, 26709, 35612, 39603, 44892, 52804, 53418, 79206, 80127, 106836, 118809, 158412, 160254, 237618, 320508, 382829, 475236, 765658, 1148487, 1531316, 2296974, 3445461, 4593948, 6890922, 13781844]

約数ペア:

[(1, 13781844), (2, 6890922), (3, 4593948), (4, 3445461), (6, 2296974), (9, 1531316), (12, 1148487), (18, 765658), (29, 475236), (36, 382829), (43, 320508), (58, 237618), (86, 160254), (87, 158412), (116, 118809), (129, 106836), (172, 80127), (174, 79206), (258, 53418), (261, 52804), (307, 44892), (348, 39603), (387, 35612), (516, 26709), (522, 26402), (614, 22446), (774, 17806), (921, 14964), (1044, 13201), (1228, 11223), (1247, 11052), (1548, 8903), (1842, 7482), (2494, 5526), (2763, 4988), (3684, 3741)]