668331328

素因数分解:

$2^6\times 7^1\times {\mathrm{167}}^1\times {\mathrm{8933}}^1$

素因数の和:9119

約数の個数: 56

約数和(自身を含む): 1524926592

約数和(自身を除く): 856595264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 167, 224, 334, 448, 668, 1169, 1336, 2338, 2672, 4676, 5344, 8933, 9352, 10688, 17866, 18704, 35732, 37408, 62531, 71464, 74816, 125062, 142928, 250124, 285856, 500248, 571712, 1000496, 1491811, 2000992, 2983622, 4001984, 5967244, 10442677, 11934488, 20885354, 23868976, 41770708, 47737952, 83541416, 95475904, 167082832, 334165664, 668331328]

約数ペア:

[(1, 668331328), (2, 334165664), (4, 167082832), (7, 95475904), (8, 83541416), (14, 47737952), (16, 41770708), (28, 23868976), (32, 20885354), (56, 11934488), (64, 10442677), (112, 5967244), (167, 4001984), (224, 2983622), (334, 2000992), (448, 1491811), (668, 1000496), (1169, 571712), (1336, 500248), (2338, 285856), (2672, 250124), (4676, 142928), (5344, 125062), (8933, 74816), (9352, 71464), (10688, 62531), (17866, 37408), (18704, 35732)]