428362610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{253469}}^1$

素因数の和:253502

約数の個数: 24

約数和(自身を含む): 834930180

約数和(自身を除く): 406567570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 253469, 506938, 1267345, 2534690, 3295097, 6590194, 16475485, 32950970, 42836261, 85672522, 214181305, 428362610]

約数ペア:

[(1, 428362610), (2, 214181305), (5, 85672522), (10, 42836261), (13, 32950970), (26, 16475485), (65, 6590194), (130, 3295097), (169, 2534690), (338, 1267345), (845, 506938), (1690, 253469)]