81213270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2707109}}^1$

素因数の和:2707119

約数の個数: 16

約数和(自身を含む): 194911920

約数和(自身を除く): 113698650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2707109, 5414218, 8121327, 13535545, 16242654, 27071090, 40606635, 81213270]

約数ペア:

[(1, 81213270), (2, 40606635), (3, 27071090), (5, 16242654), (6, 13535545), (10, 8121327), (15, 5414218), (30, 2707109)]