217697110

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 398056032

約数和(自身を除く): 180358922

約数列:

[1, 2, 5, 10, 131, 137, 262, 274, 655, 685, 1213, 1310, 1370, 2426, 6065, 12130, 17947, 35894, 89735, 158903, 166181, 179470, 317806, 332362, 794515, 830905, 1589030, 1661810, 21769711, 43539422, 108848555, 217697110]

約数ペア:

[(1, 217697110), (2, 108848555), (5, 43539422), (10, 21769711), (131, 1661810), (137, 1589030), (262, 830905), (274, 794515), (655, 332362), (685, 317806), (1213, 179470), (1310, 166181), (1370, 158903), (2426, 89735), (6065, 35894), (12130, 17947)]