38943981

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 57353400

約数和(自身を除く): 18409419

約数列:

[1, 3, 9, 113, 149, 257, 339, 447, 771, 1017, 1341, 2313, 16837, 29041, 38293, 50511, 87123, 114879, 151533, 261369, 344637, 4327109, 12981327, 38943981]

約数ペア:

[(1, 38943981), (3, 12981327), (9, 4327109), (113, 344637), (149, 261369), (257, 151533), (339, 114879), (447, 87123), (771, 50511), (1017, 38293), (1341, 29041), (2313, 16837)]