209969172

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2219

約数の個数: 120

約数和(自身を含む): 642202176

約数和(自身を除く): 432233004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 81, 84, 86, 108, 126, 129, 162, 172, 189, 252, 258, 301, 324, 378, 387, 516, 567, 602, 756, 774, 903, 1134, 1161, 1204, 1548, 1806, 2153, 2268, 2322, 2709, 3483, 3612, 4306, 4644, 5418, 6459, 6966, 8127, 8612, 10836, 12918, 13932, 15071, 16254, 19377, 24381, 25836, 30142, 32508, 38754, 45213, 48762, 58131, 60284, 77508, 90426, 92579, 97524, 116262, 135639, 174393, 180852, 185158, 232524, 271278, 277737, 348786, 370316, 406917, 542556, 555474, 648053, 697572, 813834, 833211, 1110948, 1220751, 1296106, 1627668, 1666422, 1944159, 2441502, 2499633, 2592212, 3332844, 3888318, 4883004, 4999266, 5832477, 7498899, 7776636, 9998532, 11664954, 14997798, 17497431, 23329908, 29995596, 34994862, 52492293, 69989724, 104984586, 209969172]

約数ペア:

[(1, 209969172), (2, 104984586), (3, 69989724), (4, 52492293), (6, 34994862), (7, 29995596), (9, 23329908), (12, 17497431), (14, 14997798), (18, 11664954), (21, 9998532), (27, 7776636), (28, 7498899), (36, 5832477), (42, 4999266), (43, 4883004), (54, 3888318), (63, 3332844), (81, 2592212), (84, 2499633), (86, 2441502), (108, 1944159), (126, 1666422), (129, 1627668), (162, 1296106), (172, 1220751), (189, 1110948), (252, 833211), (258, 813834), (301, 697572), (324, 648053), (378, 555474), (387, 542556), (516, 406917), (567, 370316), (602, 348786), (756, 277737), (774, 271278), (903, 232524), (1134, 185158), (1161, 180852), (1204, 174393), (1548, 135639), (1806, 116262), (2153, 97524), (2268, 92579), (2322, 90426), (2709, 77508), (3483, 60284), (3612, 58131), (4306, 48762), (4644, 45213), (5418, 38754), (6459, 32508), (6966, 30142), (8127, 25836), (8612, 24381), (10836, 19377), (12918, 16254), (13932, 15071)]