2585439

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:612

約数の個数: 20

約数和(自身を含む): 3934920

約数和(自身を除く): 1349481

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 541, 1593, 1623, 4779, 4869, 14607, 31919, 43821, 95757, 287271, 861813, 2585439]

約数ペア:

[(1, 2585439), (3, 861813), (9, 287271), (27, 95757), (59, 43821), (81, 31919), (177, 14607), (531, 4869), (541, 4779), (1593, 1623)]