78605235

素因数分解:

$3^4\times 5^1\times {\mathrm{194087}}^1$

素因数の和:194104

約数の個数: 20

約数和(自身を含む): 140907888

約数和(自身を除く): 62302653

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 194087, 582261, 970435, 1746783, 2911305, 5240349, 8733915, 15721047, 26201745, 78605235]

約数ペア:

[(1, 78605235), (3, 26201745), (5, 15721047), (9, 8733915), (15, 5240349), (27, 2911305), (45, 1746783), (81, 970435), (135, 582261), (405, 194087)]