87420796

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{2381}}^1$

素因数の和:2589

約数の個数: 24

約数和(自身を含む): 156468816

約数和(自身を除く): 69048020

約数列:

[1, 2, 4, 67, 134, 137, 268, 274, 548, 2381, 4762, 9179, 9524, 18358, 36716, 159527, 319054, 326197, 638108, 652394, 1304788, 21855199, 43710398, 87420796]

約数ペア:

[(1, 87420796), (2, 43710398), (4, 21855199), (67, 1304788), (134, 652394), (137, 638108), (268, 326197), (274, 319054), (548, 159527), (2381, 36716), (4762, 18358), (9179, 9524)]