27686841

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2741}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 46679808

約数和(自身を除く): 18992967

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 2741, 3367, 8223, 10101, 19187, 35633, 57561, 101417, 106899, 249431, 304251, 709919, 748293, 1318421, 2129757, 3955263, 9228947, 27686841]

約数ペア:

[(1, 27686841), (3, 9228947), (7, 3955263), (13, 2129757), (21, 1318421), (37, 748293), (39, 709919), (91, 304251), (111, 249431), (259, 106899), (273, 101417), (481, 57561), (777, 35633), (1443, 19187), (2741, 10101), (3367, 8223)]