128428188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{8447}}^1$

素因数の和:8642

約数の個数: 48

約数和(自身を含む): 344408064

約数和(自身を除く): 215979876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 181, 362, 543, 724, 1086, 1267, 2172, 2534, 3801, 5068, 7602, 8447, 15204, 16894, 25341, 33788, 50682, 59129, 101364, 118258, 177387, 236516, 354774, 709548, 1528907, 3057814, 4586721, 6115628, 9173442, 10702349, 18346884, 21404698, 32107047, 42809396, 64214094, 128428188]

約数ペア:

[(1, 128428188), (2, 64214094), (3, 42809396), (4, 32107047), (6, 21404698), (7, 18346884), (12, 10702349), (14, 9173442), (21, 6115628), (28, 4586721), (42, 3057814), (84, 1528907), (181, 709548), (362, 354774), (543, 236516), (724, 177387), (1086, 118258), (1267, 101364), (2172, 59129), (2534, 50682), (3801, 33788), (5068, 25341), (7602, 16894), (8447, 15204)]