81863348

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 171811584

約数和(自身を除く): 89948236

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 317, 322, 401, 634, 644, 802, 1268, 1604, 2219, 2807, 4438, 5614, 7291, 8876, 9223, 11228, 14582, 18446, 29164, 36892, 51037, 64561, 102074, 127117, 129122, 204148, 254234, 258244, 508468, 889819, 1779638, 2923691, 3559276, 5847382, 11694764, 20465837, 40931674, 81863348]

約数ペア:

[(1, 81863348), (2, 40931674), (4, 20465837), (7, 11694764), (14, 5847382), (23, 3559276), (28, 2923691), (46, 1779638), (92, 889819), (161, 508468), (317, 258244), (322, 254234), (401, 204148), (634, 129122), (644, 127117), (802, 102074), (1268, 64561), (1604, 51037), (2219, 36892), (2807, 29164), (4438, 18446), (5614, 14582), (7291, 11228), (8876, 9223)]