81389364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 229232640

約数和(自身を除く): 147843276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 103, 138, 161, 206, 276, 309, 322, 409, 412, 483, 618, 644, 721, 818, 966, 1227, 1236, 1442, 1636, 1932, 2163, 2369, 2454, 2863, 2884, 4326, 4738, 4908, 5726, 7107, 8589, 8652, 9407, 9476, 11452, 14214, 16583, 17178, 18814, 28221, 28428, 33166, 34356, 37628, 42127, 49749, 56442, 65849, 66332, 84254, 99498, 112884, 126381, 131698, 168508, 197547, 198996, 252762, 263396, 294889, 395094, 505524, 589778, 790188, 884667, 968921, 1179556, 1769334, 1937842, 2906763, 3538668, 3875684, 5813526, 6782447, 11627052, 13564894, 20347341, 27129788, 40694682, 81389364]

約数ペア:

[(1, 81389364), (2, 40694682), (3, 27129788), (4, 20347341), (6, 13564894), (7, 11627052), (12, 6782447), (14, 5813526), (21, 3875684), (23, 3538668), (28, 2906763), (42, 1937842), (46, 1769334), (69, 1179556), (84, 968921), (92, 884667), (103, 790188), (138, 589778), (161, 505524), (206, 395094), (276, 294889), (309, 263396), (322, 252762), (409, 198996), (412, 197547), (483, 168508), (618, 131698), (644, 126381), (721, 112884), (818, 99498), (966, 84254), (1227, 66332), (1236, 65849), (1442, 56442), (1636, 49749), (1932, 42127), (2163, 37628), (2369, 34356), (2454, 33166), (2863, 28428), (2884, 28221), (4326, 18814), (4738, 17178), (4908, 16583), (5726, 14214), (7107, 11452), (8589, 9476), (8652, 9407)]