20157315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{58427}}^1$

素因数の和:58458

約数の個数: 16

約数和(自身を含む): 33654528

約数和(自身を除く): 13497213

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 58427, 175281, 292135, 876405, 1343821, 4031463, 6719105, 20157315]

約数ペア:

[(1, 20157315), (3, 6719105), (5, 4031463), (15, 1343821), (23, 876405), (69, 292135), (115, 175281), (345, 58427)]