278876164

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{102679}}^1$

素因数の和:102787

約数の個数: 24

約数和(自身を含む): 563507840

約数和(自身を除く): 284631676

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 102679, 205358, 410716, 718753, 1437506, 2875012, 9959863, 19919726, 39839452, 69719041, 139438082, 278876164]

約数ペア:

[(1, 278876164), (2, 139438082), (4, 69719041), (7, 39839452), (14, 19919726), (28, 9959863), (97, 2875012), (194, 1437506), (388, 718753), (679, 410716), (1358, 205358), (2716, 102679)]