40568013

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 62726400

約数和(自身を除く): 22158387

約数列:

[1, 3, 9, 27, 29, 87, 197, 261, 263, 591, 783, 789, 1773, 2367, 5319, 5713, 7101, 7627, 17139, 22881, 51417, 51811, 68643, 154251, 155433, 205929, 466299, 1398897, 1502519, 4507557, 13522671, 40568013]

約数ペア:

[(1, 40568013), (3, 13522671), (9, 4507557), (27, 1502519), (29, 1398897), (87, 466299), (197, 205929), (261, 155433), (263, 154251), (591, 68643), (783, 51811), (789, 51417), (1773, 22881), (2367, 17139), (5319, 7627), (5713, 7101)]