71513604

素因数分解:

$2^2\times 3^4\times {\mathrm{220721}}^1$

素因数の和:220737

約数の個数: 30

約数和(自身を含む): 186951534

約数和(自身を除く): 115437930

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 220721, 441442, 662163, 882884, 1324326, 1986489, 2648652, 3972978, 5959467, 7945956, 11918934, 17878401, 23837868, 35756802, 71513604]

約数ペア:

[(1, 71513604), (2, 35756802), (3, 23837868), (4, 17878401), (6, 11918934), (9, 7945956), (12, 5959467), (18, 3972978), (27, 2648652), (36, 1986489), (54, 1324326), (81, 882884), (108, 662163), (162, 441442), (324, 220721)]