207818637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 331161600

約数和(自身を除く): 123342963

約数列:

[1, 3, 13, 19, 31, 39, 57, 83, 93, 109, 247, 249, 327, 403, 589, 741, 1079, 1209, 1417, 1577, 1767, 2071, 2573, 3237, 3379, 4251, 4731, 6213, 7657, 7719, 9047, 10137, 20501, 22971, 26923, 27141, 33449, 43927, 48887, 61503, 64201, 80769, 100347, 117611, 131781, 146661, 171893, 192603, 280457, 352833, 515679, 635531, 834613, 841371, 1906593, 2234609, 2503839, 3645941, 5328683, 6703827, 10937823, 15986049, 69272879, 207818637]

約数ペア:

[(1, 207818637), (3, 69272879), (13, 15986049), (19, 10937823), (31, 6703827), (39, 5328683), (57, 3645941), (83, 2503839), (93, 2234609), (109, 1906593), (247, 841371), (249, 834613), (327, 635531), (403, 515679), (589, 352833), (741, 280457), (1079, 192603), (1209, 171893), (1417, 146661), (1577, 131781), (1767, 117611), (2071, 100347), (2573, 80769), (3237, 64201), (3379, 61503), (4251, 48887), (4731, 43927), (6213, 33449), (7657, 27141), (7719, 26923), (9047, 22971), (10137, 20501)]