64871209

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 71971200

約数和(自身を除く): 7099991

約数列:

[1, 13, 67, 71, 871, 923, 1049, 4757, 13637, 61841, 70283, 74479, 913679, 968227, 4990093, 64871209]

約数ペア:

[(1, 64871209), (13, 4990093), (67, 968227), (71, 913679), (871, 74479), (923, 70283), (1049, 61841), (4757, 13637)]