126979891012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2441920981}}^1$

素因数の和:2441920998

約数の個数: 12

約数和(自身を含む): 239308256236

約数和(自身を除く): 112328365224

約数列:

[1, 2, 4, 13, 26, 52, 2441920981, 4883841962, 9767683924, 31744972753, 63489945506, 126979891012]

約数ペア:

[(1, 126979891012), (2, 63489945506), (4, 31744972753), (13, 9767683924), (26, 4883841962), (52, 2441920981)]