684865153

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 829292544

約数和(自身を除く): 144427391

約数列:

[1, 7, 37, 47, 127, 259, 329, 443, 889, 1739, 3101, 4699, 5969, 12173, 16391, 20821, 32893, 41783, 56261, 114737, 145747, 220853, 393827, 770377, 1545971, 2081657, 2644267, 5392639, 14571599, 18509869, 97837879, 684865153]

約数ペア:

[(1, 684865153), (7, 97837879), (37, 18509869), (47, 14571599), (127, 5392639), (259, 2644267), (329, 2081657), (443, 1545971), (889, 770377), (1739, 393827), (3101, 220853), (4699, 145747), (5969, 114737), (12173, 56261), (16391, 41783), (20821, 32893)]