248522071

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 321024000

約数和(自身を除く): 72501929

約数列:

[1, 7, 19, 31, 49, 79, 109, 133, 217, 553, 589, 763, 931, 1501, 1519, 2071, 2449, 3379, 3871, 4123, 5341, 8611, 10507, 14497, 17143, 23653, 28861, 46531, 60277, 64201, 73549, 101479, 120001, 163609, 165571, 266941, 325717, 421939, 449407, 1145263, 1868587, 2280019, 3145849, 5071879, 8016841, 13080109, 35503153, 248522071]

約数ペア:

[(1, 248522071), (7, 35503153), (19, 13080109), (31, 8016841), (49, 5071879), (79, 3145849), (109, 2280019), (133, 1868587), (217, 1145263), (553, 449407), (589, 421939), (763, 325717), (931, 266941), (1501, 165571), (1519, 163609), (2071, 120001), (2449, 101479), (3379, 73549), (3871, 64201), (4123, 60277), (5341, 46531), (8611, 28861), (10507, 23653), (14497, 17143)]