2009503557

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{8431}}^1$

素因数の和:8881

約数の個数: 24

約数和(自身を含む): 2951739648

約数和(自身を除く): 942236091

約数列:

[1, 3, 9, 71, 213, 373, 639, 1119, 3357, 8431, 25293, 26483, 75879, 79449, 238347, 598601, 1795803, 3144763, 5387409, 9434289, 28302867, 223278173, 669834519, 2009503557]

約数ペア:

[(1, 2009503557), (3, 669834519), (9, 223278173), (71, 28302867), (213, 9434289), (373, 5387409), (639, 3144763), (1119, 1795803), (3357, 598601), (8431, 238347), (25293, 79449), (26483, 75879)]