201452769

素因数分解:

$3^2\times 7^2\times {\mathrm{456809}}^1$

素因数の和:456829

約数の個数: 18

約数和(自身を含む): 338496210

約数和(自身を除く): 137043441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456809, 1370427, 3197663, 4111281, 9592989, 22383641, 28778967, 67150923, 201452769]

約数ペア:

[(1, 201452769), (3, 67150923), (7, 28778967), (9, 22383641), (21, 9592989), (49, 4111281), (63, 3197663), (147, 1370427), (441, 456809)]