12049345

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 19502208

約数和(自身を除く): 7452863

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 263, 385, 539, 595, 833, 935, 1309, 1315, 1841, 2695, 2893, 4165, 4471, 6545, 9163, 9205, 12887, 14465, 20251, 22355, 31297, 45815, 49181, 64435, 101255, 141757, 156485, 219079, 245905, 344267, 708785, 1095395, 1721335, 2409869, 12049345]

約数ペア:

[(1, 12049345), (5, 2409869), (7, 1721335), (11, 1095395), (17, 708785), (35, 344267), (49, 245905), (55, 219079), (77, 156485), (85, 141757), (119, 101255), (187, 64435), (245, 49181), (263, 45815), (385, 31297), (539, 22355), (595, 20251), (833, 14465), (935, 12887), (1309, 9205), (1315, 9163), (1841, 6545), (2695, 4471), (2893, 4165)]