137788371

素因数分解:

$3^4\times 7^1\times {\mathrm{487}}^1\times {\mathrm{499}}^1$

素因数の和:1005

約数の個数: 40

約数和(自身を含む): 236192000

約数和(自身を除く): 98403629

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 487, 499, 567, 1461, 1497, 3409, 3493, 4383, 4491, 10227, 10479, 13149, 13473, 30681, 31437, 39447, 40419, 92043, 94311, 243013, 276129, 282933, 729039, 1701091, 2187117, 5103273, 6561351, 15309819, 19684053, 45929457, 137788371]

約数ペア:

[(1, 137788371), (3, 45929457), (7, 19684053), (9, 15309819), (21, 6561351), (27, 5103273), (63, 2187117), (81, 1701091), (189, 729039), (487, 282933), (499, 276129), (567, 243013), (1461, 94311), (1497, 92043), (3409, 40419), (3493, 39447), (4383, 31437), (4491, 30681), (10227, 13473), (10479, 13149)]