128816284

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^3\times {\mathrm{47}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 248242176

約数和(自身を除く): 119425892

約数列:

[1, 2, 4, 23, 31, 46, 47, 62, 92, 94, 124, 188, 713, 961, 1081, 1426, 1457, 1922, 2162, 2852, 2914, 3844, 4324, 5828, 22103, 29791, 33511, 44206, 45167, 59582, 67022, 88412, 90334, 119164, 134044, 180668, 685193, 1038841, 1370386, 1400177, 2077682, 2740772, 2800354, 4155364, 5600708, 32204071, 64408142, 128816284]

約数ペア:

[(1, 128816284), (2, 64408142), (4, 32204071), (23, 5600708), (31, 4155364), (46, 2800354), (47, 2740772), (62, 2077682), (92, 1400177), (94, 1370386), (124, 1038841), (188, 685193), (713, 180668), (961, 134044), (1081, 119164), (1426, 90334), (1457, 88412), (1922, 67022), (2162, 59582), (2852, 45167), (2914, 44206), (3844, 33511), (4324, 29791), (5828, 22103)]