27878158

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{2351}}^1$

素因数の和:2389

約数の個数: 36

約数和(自身を含む): 53491536

約数和(自身を除く): 25613378

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 2351, 4702, 5929, 11858, 16457, 25861, 32914, 51722, 115199, 181027, 230398, 284471, 362054, 568942, 1267189, 1991297, 2534378, 3982594, 13939079, 27878158]

約数ペア:

[(1, 27878158), (2, 13939079), (7, 3982594), (11, 2534378), (14, 1991297), (22, 1267189), (49, 568942), (77, 362054), (98, 284471), (121, 230398), (154, 181027), (242, 115199), (539, 51722), (847, 32914), (1078, 25861), (1694, 16457), (2351, 11858), (4702, 5929)]