27745263

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1783}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 51950080

約数和(自身を除く): 24204817

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 1783, 2223, 5187, 5349, 12481, 15561, 16047, 23179, 33877, 37443, 69537, 101631, 112329, 162253, 208611, 237139, 304893, 440401, 486759, 711417, 1321203, 1460277, 2134251, 3082807, 3963609, 9248421, 27745263]

約数ペア:

[(1, 27745263), (3, 9248421), (7, 3963609), (9, 3082807), (13, 2134251), (19, 1460277), (21, 1321203), (39, 711417), (57, 486759), (63, 440401), (91, 304893), (117, 237139), (133, 208611), (171, 162253), (247, 112329), (273, 101631), (399, 69537), (741, 37443), (819, 33877), (1197, 23179), (1729, 16047), (1783, 15561), (2223, 12481), (5187, 5349)]