221637052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 510540800

約数和(自身を除く): 288903748

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 73, 76, 91, 133, 146, 182, 247, 266, 292, 364, 439, 494, 511, 532, 878, 949, 988, 1022, 1387, 1729, 1756, 1898, 2044, 2774, 3073, 3458, 3796, 5548, 5707, 6146, 6643, 6916, 8341, 9709, 11414, 12292, 13286, 16682, 18031, 19418, 22828, 26572, 32047, 33364, 36062, 38836, 39949, 58387, 64094, 72124, 79898, 108433, 116774, 126217, 128188, 159796, 216866, 224329, 233548, 252434, 416611, 433732, 448658, 504868, 608893, 759031, 833222, 897316, 1217786, 1518062, 1666444, 2435572, 2916277, 3036124, 4262251, 5832554, 7915609, 8524502, 11665108, 15831218, 17049004, 31662436, 55409263, 110818526, 221637052]

約数ペア:

[(1, 221637052), (2, 110818526), (4, 55409263), (7, 31662436), (13, 17049004), (14, 15831218), (19, 11665108), (26, 8524502), (28, 7915609), (38, 5832554), (52, 4262251), (73, 3036124), (76, 2916277), (91, 2435572), (133, 1666444), (146, 1518062), (182, 1217786), (247, 897316), (266, 833222), (292, 759031), (364, 608893), (439, 504868), (494, 448658), (511, 433732), (532, 416611), (878, 252434), (949, 233548), (988, 224329), (1022, 216866), (1387, 159796), (1729, 128188), (1756, 126217), (1898, 116774), (2044, 108433), (2774, 79898), (3073, 72124), (3458, 64094), (3796, 58387), (5548, 39949), (5707, 38836), (6146, 36062), (6643, 33364), (6916, 32047), (8341, 26572), (9709, 22828), (11414, 19418), (12292, 18031), (13286, 16682)]