291227481

素因数分解:

$3^7\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 463660800

約数和(自身を除く): 172433319

約数列:

[1, 3, 9, 27, 37, 59, 61, 81, 111, 177, 183, 243, 333, 531, 549, 729, 999, 1593, 1647, 2183, 2187, 2257, 2997, 3599, 4779, 4941, 6549, 6771, 8991, 10797, 14337, 14823, 19647, 20313, 26973, 32391, 43011, 44469, 58941, 60939, 80919, 97173, 129033, 133163, 133407, 176823, 182817, 291519, 399489, 530469, 548451, 874557, 1198467, 1591407, 1645353, 2623671, 3595401, 4774221, 4936059, 7871013, 10786203, 32358609, 97075827, 291227481]

約数ペア:

[(1, 291227481), (3, 97075827), (9, 32358609), (27, 10786203), (37, 7871013), (59, 4936059), (61, 4774221), (81, 3595401), (111, 2623671), (177, 1645353), (183, 1591407), (243, 1198467), (333, 874557), (531, 548451), (549, 530469), (729, 399489), (999, 291519), (1593, 182817), (1647, 176823), (2183, 133407), (2187, 133163), (2257, 129033), (2997, 97173), (3599, 80919), (4779, 60939), (4941, 58941), (6549, 44469), (6771, 43011), (8991, 32391), (10797, 26973), (14337, 20313), (14823, 19647)]