40388949

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{2069}}^1$

素因数の和:2322

約数の個数: 20

約数和(自身を含む): 60613740

約数和(自身を除く): 20224791

約数列:

[1, 3, 9, 27, 81, 241, 723, 2069, 2169, 6207, 6507, 18621, 19521, 55863, 167589, 498629, 1495887, 4487661, 13462983, 40388949]

約数ペア:

[(1, 40388949), (3, 13462983), (9, 4487661), (27, 1495887), (81, 498629), (241, 167589), (723, 55863), (2069, 19521), (2169, 18621), (6207, 6507)]