81727884

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:564

約数の個数: 108

約数和(自身を含む): 243125064

約数和(自身を除く): 161397180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 107, 126, 147, 196, 214, 252, 294, 321, 428, 433, 441, 588, 642, 749, 866, 882, 963, 1284, 1299, 1498, 1732, 1764, 1926, 2247, 2598, 2996, 3031, 3852, 3897, 4494, 5196, 5243, 6062, 6741, 7794, 8988, 9093, 10486, 12124, 13482, 15588, 15729, 18186, 20972, 21217, 26964, 27279, 31458, 36372, 42434, 46331, 47187, 54558, 62916, 63651, 84868, 92662, 94374, 109116, 127302, 138993, 185324, 188748, 190953, 254604, 277986, 324317, 381906, 416979, 555972, 648634, 763812, 833958, 972951, 1297268, 1667916, 1945902, 2270219, 2918853, 3891804, 4540438, 5837706, 6810657, 9080876, 11675412, 13621314, 20431971, 27242628, 40863942, 81727884]

約数ペア:

[(1, 81727884), (2, 40863942), (3, 27242628), (4, 20431971), (6, 13621314), (7, 11675412), (9, 9080876), (12, 6810657), (14, 5837706), (18, 4540438), (21, 3891804), (28, 2918853), (36, 2270219), (42, 1945902), (49, 1667916), (63, 1297268), (84, 972951), (98, 833958), (107, 763812), (126, 648634), (147, 555972), (196, 416979), (214, 381906), (252, 324317), (294, 277986), (321, 254604), (428, 190953), (433, 188748), (441, 185324), (588, 138993), (642, 127302), (749, 109116), (866, 94374), (882, 92662), (963, 84868), (1284, 63651), (1299, 62916), (1498, 54558), (1732, 47187), (1764, 46331), (1926, 42434), (2247, 36372), (2598, 31458), (2996, 27279), (3031, 26964), (3852, 21217), (3897, 20972), (4494, 18186), (5196, 15729), (5243, 15588), (6062, 13482), (6741, 12124), (7794, 10486), (8988, 9093)]