1976247

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 3727360

約数和(自身を除く): 1751113

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 127, 133, 171, 247, 273, 381, 399, 741, 819, 889, 1143, 1197, 1651, 1729, 2223, 2413, 2667, 4953, 5187, 7239, 8001, 11557, 14859, 15561, 16891, 21717, 31369, 34671, 50673, 94107, 104013, 152019, 219583, 282321, 658749, 1976247]

約数ペア:

[(1, 1976247), (3, 658749), (7, 282321), (9, 219583), (13, 152019), (19, 104013), (21, 94107), (39, 50673), (57, 34671), (63, 31369), (91, 21717), (117, 16891), (127, 15561), (133, 14859), (171, 11557), (247, 8001), (273, 7239), (381, 5187), (399, 4953), (741, 2667), (819, 2413), (889, 2223), (1143, 1729), (1197, 1651)]