180565970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1388969}}^1$

素因数の和:1388989

約数の個数: 16

約数和(自身を含む): 350020440

約数和(自身を除く): 169454470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1388969, 2777938, 6944845, 13889690, 18056597, 36113194, 90282985, 180565970]

約数ペア:

[(1, 180565970), (2, 90282985), (5, 36113194), (10, 18056597), (13, 13889690), (26, 6944845), (65, 2777938), (130, 1388969)]