201480111

素因数分解:

$3^2\times 7^2\times {\mathrm{456871}}^1$

素因数の和:456891

約数の個数: 18

約数和(自身を含む): 338542152

約数和(自身を除く): 137062041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456871, 1370613, 3198097, 4111839, 9594291, 22386679, 28782873, 67160037, 201480111]

約数ペア:

[(1, 201480111), (3, 67160037), (7, 28782873), (9, 22386679), (21, 9594291), (49, 4111839), (63, 3198097), (147, 1370613), (441, 456871)]