253980944

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{10169}}^1$

素因数の和:10407

約数の個数: 40

約数和(自身を含む): 564963840

約数和(自身を除く): 310982896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 6244, 10169, 12488, 20338, 24976, 40676, 71183, 81352, 142366, 162704, 284732, 569464, 1138928, 2267687, 4535374, 9070748, 15873809, 18141496, 31747618, 36282992, 63495236, 126990472, 253980944]

約数ペア:

[(1, 253980944), (2, 126990472), (4, 63495236), (7, 36282992), (8, 31747618), (14, 18141496), (16, 15873809), (28, 9070748), (56, 4535374), (112, 2267687), (223, 1138928), (446, 569464), (892, 284732), (1561, 162704), (1784, 142366), (3122, 81352), (3568, 71183), (6244, 40676), (10169, 24976), (12488, 20338)]