720673629

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 1110297600

約数和(自身を除く): 389623971

約数列:

[1, 3, 13, 19, 39, 57, 79, 169, 237, 247, 507, 741, 947, 1027, 1501, 2841, 3081, 3211, 4503, 9633, 12311, 13351, 17993, 19513, 36933, 40053, 53979, 58539, 74813, 160043, 224439, 233909, 253669, 480129, 701727, 761007, 972569, 1421447, 2917707, 3040817, 4264341, 9122451, 12643397, 18478811, 37930191, 55436433, 240224543, 720673629]

約数ペア:

[(1, 720673629), (3, 240224543), (13, 55436433), (19, 37930191), (39, 18478811), (57, 12643397), (79, 9122451), (169, 4264341), (237, 3040817), (247, 2917707), (507, 1421447), (741, 972569), (947, 761007), (1027, 701727), (1501, 480129), (2841, 253669), (3081, 233909), (3211, 224439), (4503, 160043), (9633, 74813), (12311, 58539), (13351, 53979), (17993, 40053), (19513, 36933)]