278549282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{116159}}^1$

素因数の和:116281

約数の個数: 16

約数和(自身を含む): 459993600

約数和(自身を除く): 181444318

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 116159, 232318, 1277749, 2555498, 12661331, 25322662, 139274641, 278549282]

約数ペア:

[(1, 278549282), (2, 139274641), (11, 25322662), (22, 12661331), (109, 2555498), (218, 1277749), (1199, 232318), (2398, 116159)]