12985588

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 30451680

約数和(自身を除く): 17466092

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 317, 418, 532, 539, 634, 836, 931, 1078, 1268, 1463, 1862, 2156, 2219, 2926, 3487, 3724, 4438, 5852, 6023, 6974, 8876, 10241, 12046, 13948, 15533, 20482, 24092, 24409, 31066, 40964, 42161, 48818, 62132, 66253, 84322, 97636, 132506, 168644, 170863, 265012, 295127, 341726, 463771, 590254, 683452, 927542, 1180508, 1855084, 3246397, 6492794, 12985588]

約数ペア:

[(1, 12985588), (2, 6492794), (4, 3246397), (7, 1855084), (11, 1180508), (14, 927542), (19, 683452), (22, 590254), (28, 463771), (38, 341726), (44, 295127), (49, 265012), (76, 170863), (77, 168644), (98, 132506), (133, 97636), (154, 84322), (196, 66253), (209, 62132), (266, 48818), (308, 42161), (317, 40964), (418, 31066), (532, 24409), (539, 24092), (634, 20482), (836, 15533), (931, 13948), (1078, 12046), (1268, 10241), (1463, 8876), (1862, 6974), (2156, 6023), (2219, 5852), (2926, 4438), (3487, 3724)]