278374762

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 453041424

約数和(自身を除く): 174666662

約数列:

[1, 2, 17, 34, 53, 106, 241, 482, 641, 901, 1282, 1802, 4097, 8194, 10897, 12773, 21794, 25546, 33973, 67946, 154481, 217141, 308962, 434282, 577541, 1155082, 2626177, 5252354, 8187493, 16374986, 139187381, 278374762]

約数ペア:

[(1, 278374762), (2, 139187381), (17, 16374986), (34, 8187493), (53, 5252354), (106, 2626177), (241, 1155082), (482, 577541), (641, 434282), (901, 308962), (1282, 217141), (1802, 154481), (4097, 67946), (8194, 33973), (10897, 25546), (12773, 21794)]