40665969

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{5641}}^1$

素因数の和:5742

約数の個数: 20

約数和(自身を含む): 61441380

約数和(自身を除く): 20775411

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 5641, 7209, 16923, 50769, 152307, 456921, 502049, 1506147, 4518441, 13555323, 40665969]

約数ペア:

[(1, 40665969), (3, 13555323), (9, 4518441), (27, 1506147), (81, 502049), (89, 456921), (267, 152307), (801, 50769), (2403, 16923), (5641, 7209)]