389492038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223589}}^1$

素因数の和:223671

約数の個数: 16

約数和(自身を含む): 638573040

約数和(自身を除く): 249081002

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 223589, 447178, 2906657, 5813314, 14980463, 29960926, 194746019, 389492038]

約数ペア:

[(1, 389492038), (2, 194746019), (13, 29960926), (26, 14980463), (67, 5813314), (134, 2906657), (871, 447178), (1742, 223589)]