68407486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257171}}^1$

素因数の和:257199

約数の個数: 16

約数和(自身を含む): 123442560

約数和(自身を除く): 55035074

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 257171, 514342, 1800197, 3600394, 4886249, 9772498, 34203743, 68407486]

約数ペア:

[(1, 68407486), (2, 34203743), (7, 9772498), (14, 4886249), (19, 3600394), (38, 1800197), (133, 514342), (266, 257171)]