73638405

素因数分解:

$3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4001}}^1$

素因数の和:4421

約数の個数: 24

約数和(自身を含む): 127983960

約数和(自身を除く): 54345555

約数列:

[1, 3, 5, 9, 15, 45, 409, 1227, 2045, 3681, 4001, 6135, 12003, 18405, 20005, 36009, 60015, 180045, 1636409, 4909227, 8182045, 14727681, 24546135, 73638405]

約数ペア:

[(1, 73638405), (3, 24546135), (5, 14727681), (9, 8182045), (15, 4909227), (45, 1636409), (409, 180045), (1227, 60015), (2045, 36009), (3681, 20005), (4001, 18405), (6135, 12003)]