61865349

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11927}}^1$

素因数の和:11969

約数の個数: 32

約数和(自身を含む): 106874880

約数和(自身を除く): 45009531

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 11927, 35781, 83489, 155051, 226613, 250467, 465153, 679839, 1085357, 1586291, 2945969, 3256071, 4758873, 8837907, 20621783, 61865349]

約数ペア:

[(1, 61865349), (3, 20621783), (7, 8837907), (13, 4758873), (19, 3256071), (21, 2945969), (39, 1586291), (57, 1085357), (91, 679839), (133, 465153), (247, 250467), (273, 226613), (399, 155051), (741, 83489), (1729, 35781), (5187, 11927)]