81449214

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 215875584

約数和(自身を除く): 134426370

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 47, 62, 66, 77, 93, 94, 121, 141, 154, 186, 217, 231, 242, 282, 329, 341, 363, 434, 462, 517, 651, 658, 682, 726, 847, 987, 1023, 1034, 1302, 1331, 1457, 1551, 1694, 1974, 2046, 2387, 2541, 2662, 2914, 3102, 3619, 3751, 3993, 4371, 4774, 5082, 5687, 7161, 7238, 7502, 7986, 8742, 9317, 10199, 10857, 11253, 11374, 14322, 16027, 17061, 18634, 20398, 21714, 22506, 26257, 27951, 30597, 32054, 34122, 39809, 41261, 48081, 52514, 55902, 61194, 62557, 78771, 79618, 82522, 96162, 112189, 119427, 123783, 125114, 157542, 176297, 187671, 224378, 238854, 247566, 288827, 336567, 352594, 375342, 437899, 528891, 577654, 673134, 866481, 875798, 1057782, 1234079, 1313697, 1732962, 1939267, 2468158, 2627394, 3702237, 3878534, 5817801, 7404474, 11635602, 13574869, 27149738, 40724607, 81449214]

約数ペア:

[(1, 81449214), (2, 40724607), (3, 27149738), (6, 13574869), (7, 11635602), (11, 7404474), (14, 5817801), (21, 3878534), (22, 3702237), (31, 2627394), (33, 2468158), (42, 1939267), (47, 1732962), (62, 1313697), (66, 1234079), (77, 1057782), (93, 875798), (94, 866481), (121, 673134), (141, 577654), (154, 528891), (186, 437899), (217, 375342), (231, 352594), (242, 336567), (282, 288827), (329, 247566), (341, 238854), (363, 224378), (434, 187671), (462, 176297), (517, 157542), (651, 125114), (658, 123783), (682, 119427), (726, 112189), (847, 96162), (987, 82522), (1023, 79618), (1034, 78771), (1302, 62557), (1331, 61194), (1457, 55902), (1551, 52514), (1694, 48081), (1974, 41261), (2046, 39809), (2387, 34122), (2541, 32054), (2662, 30597), (2914, 27951), (3102, 26257), (3619, 22506), (3751, 21714), (3993, 20398), (4371, 18634), (4774, 17061), (5082, 16027), (5687, 14322), (7161, 11374), (7238, 11253), (7502, 10857), (7986, 10199), (8742, 9317)]