20131991061

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73743557}}^1$

素因数の和:73743580

約数の個数: 16

約数和(自身を含む): 33037113984

約数和(自身を除く): 12905122923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73743557, 221230671, 516204899, 958666241, 1548614697, 2875998723, 6710663687, 20131991061]

約数ペア:

[(1, 20131991061), (3, 6710663687), (7, 2875998723), (13, 1548614697), (21, 958666241), (39, 516204899), (91, 221230671), (273, 73743557)]