4780998

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 11404800

約数和(自身を除く): 6623802

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 43, 54, 58, 71, 86, 87, 129, 142, 174, 213, 258, 261, 387, 426, 522, 639, 774, 783, 1161, 1247, 1278, 1566, 1917, 2059, 2322, 2494, 3053, 3741, 3834, 4118, 6106, 6177, 7482, 9159, 11223, 12354, 18318, 18531, 22446, 27477, 33669, 37062, 54954, 55593, 67338, 82431, 88537, 111186, 164862, 177074, 265611, 531222, 796833, 1593666, 2390499, 4780998]

約数ペア:

[(1, 4780998), (2, 2390499), (3, 1593666), (6, 796833), (9, 531222), (18, 265611), (27, 177074), (29, 164862), (43, 111186), (54, 88537), (58, 82431), (71, 67338), (86, 55593), (87, 54954), (129, 37062), (142, 33669), (174, 27477), (213, 22446), (258, 18531), (261, 18318), (387, 12354), (426, 11223), (522, 9159), (639, 7482), (774, 6177), (783, 6106), (1161, 4118), (1247, 3834), (1278, 3741), (1566, 3053), (1917, 2494), (2059, 2322)]