129431367

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15581}}^1$

素因数の和:15671

約数の個数: 24

約数和(自身を含む): 204186528

約数和(自身を除く): 74755161

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 15581, 46743, 140229, 202553, 607659, 1106251, 1822977, 3318753, 9956259, 14381263, 43143789, 129431367]

約数ペア:

[(1, 129431367), (3, 43143789), (9, 14381263), (13, 9956259), (39, 3318753), (71, 1822977), (117, 1106251), (213, 607659), (639, 202553), (923, 140229), (2769, 46743), (8307, 15581)]