1488669

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 2681280

約数和(自身を除く): 1192611

約数列:

[1, 3, 7, 13, 19, 21, 39, 41, 49, 57, 91, 123, 133, 147, 247, 273, 287, 399, 533, 637, 741, 779, 861, 931, 1599, 1729, 1911, 2009, 2337, 2793, 3731, 5187, 5453, 6027, 10127, 11193, 12103, 16359, 26117, 30381, 36309, 38171, 70889, 78351, 114513, 212667, 496223, 1488669]

約数ペア:

[(1, 1488669), (3, 496223), (7, 212667), (13, 114513), (19, 78351), (21, 70889), (39, 38171), (41, 36309), (49, 30381), (57, 26117), (91, 16359), (123, 12103), (133, 11193), (147, 10127), (247, 6027), (273, 5453), (287, 5187), (399, 3731), (533, 2793), (637, 2337), (741, 2009), (779, 1911), (861, 1729), (931, 1599)]