66281319

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 108055584

約数和(自身を除く): 41774265

約数列:

[1, 3, 9, 13, 37, 39, 61, 111, 117, 183, 251, 333, 481, 549, 753, 793, 1443, 2257, 2259, 2379, 3263, 4329, 6771, 7137, 9287, 9789, 15311, 20313, 27861, 29341, 29367, 45933, 83583, 88023, 120731, 137799, 199043, 264069, 362193, 566507, 597129, 1086579, 1699521, 1791387, 5098563, 7364591, 22093773, 66281319]

約数ペア:

[(1, 66281319), (3, 22093773), (9, 7364591), (13, 5098563), (37, 1791387), (39, 1699521), (61, 1086579), (111, 597129), (117, 566507), (183, 362193), (251, 264069), (333, 199043), (481, 137799), (549, 120731), (753, 88023), (793, 83583), (1443, 45933), (2257, 29367), (2259, 29341), (2379, 27861), (3263, 20313), (4329, 15311), (6771, 9789), (7137, 9287)]