209487334511

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{73237}}^1$

素因数の和:73360

約数の個数: 48

約数和(自身を含む): 279497300544

約数和(自身を除く): 70009966033

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1547, 1849, 3913, 5117, 9503, 12943, 24037, 31433, 66521, 73237, 168259, 220031, 408629, 512659, 952081, 1245029, 2860403, 3149191, 6664567, 8715203, 16185377, 22044337, 40939483, 53536247, 113297639, 135415213, 286576381, 374753729, 695971211, 947906491, 1760397769, 2302058621, 4871798477, 12322784383, 16114410347, 29926762073, 209487334511]

約数ペア:

[(1, 209487334511), (7, 29926762073), (13, 16114410347), (17, 12322784383), (43, 4871798477), (91, 2302058621), (119, 1760397769), (221, 947906491), (301, 695971211), (559, 374753729), (731, 286576381), (1547, 135415213), (1849, 113297639), (3913, 53536247), (5117, 40939483), (9503, 22044337), (12943, 16185377), (24037, 8715203), (31433, 6664567), (66521, 3149191), (73237, 2860403), (168259, 1245029), (220031, 952081), (408629, 512659)]