191868838

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^2\times {\mathrm{71}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 346477824

約数和(自身を除く): 154608986

約数列:

[1, 2, 7, 14, 43, 67, 71, 86, 134, 142, 301, 469, 497, 602, 938, 994, 2881, 3053, 4489, 4757, 5762, 6106, 8978, 9514, 20167, 21371, 31423, 33299, 40334, 42742, 62846, 66598, 193027, 204551, 318719, 386054, 409102, 637438, 1351189, 1431857, 2231033, 2702378, 2863714, 4462066, 13704917, 27409834, 95934419, 191868838]

約数ペア:

[(1, 191868838), (2, 95934419), (7, 27409834), (14, 13704917), (43, 4462066), (67, 2863714), (71, 2702378), (86, 2231033), (134, 1431857), (142, 1351189), (301, 637438), (469, 409102), (497, 386054), (602, 318719), (938, 204551), (994, 193027), (2881, 66598), (3053, 62846), (4489, 42742), (4757, 40334), (5762, 33299), (6106, 31423), (8978, 21371), (9514, 20167)]