28898349

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 39320064

約数和(自身を除く): 10421715

約数列:

[1, 3, 71, 211, 213, 633, 643, 1929, 14981, 44943, 45653, 135673, 136959, 407019, 9632783, 28898349]

約数ペア:

[(1, 28898349), (3, 9632783), (71, 407019), (211, 136959), (213, 135673), (633, 45653), (643, 44943), (1929, 14981)]