1640249534

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{247697}}^1$

素因数の和:247760

約数の個数: 32

約数和(自身を含む): 3138829056

約数和(自身を除く): 1498579522

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3311, 6622, 247697, 495394, 1733879, 2724667, 3467758, 5449334, 10650971, 19072669, 21301942, 38145338, 74556797, 117160681, 149113594, 234321362, 820124767, 1640249534]

約数ペア:

[(1, 1640249534), (2, 820124767), (7, 234321362), (11, 149113594), (14, 117160681), (22, 74556797), (43, 38145338), (77, 21301942), (86, 19072669), (154, 10650971), (301, 5449334), (473, 3467758), (602, 2724667), (946, 1733879), (3311, 495394), (6622, 247697)]