81102564

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{118571}}^1$

素因数の和:118600

約数の個数: 36

約数和(自身を含む): 215801040

約数和(自身を除く): 134698476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 118571, 237142, 355713, 474284, 711426, 1067139, 1422852, 2134278, 2252849, 4268556, 4505698, 6758547, 9011396, 13517094, 20275641, 27034188, 40551282, 81102564]

約数ペア:

[(1, 81102564), (2, 40551282), (3, 27034188), (4, 20275641), (6, 13517094), (9, 9011396), (12, 6758547), (18, 4505698), (19, 4268556), (36, 2252849), (38, 2134278), (57, 1422852), (76, 1067139), (114, 711426), (171, 474284), (228, 355713), (342, 237142), (684, 118571)]