13920459

素因数分解:

$3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{337}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 21732048

約数和(自身を除く): 7811589

約数列:

[1, 3, 7, 21, 49, 147, 281, 337, 843, 1011, 1967, 2359, 5901, 7077, 13769, 16513, 41307, 49539, 94697, 284091, 662879, 1988637, 4640153, 13920459]

約数ペア:

[(1, 13920459), (3, 4640153), (7, 1988637), (21, 662879), (49, 284091), (147, 94697), (281, 49539), (337, 41307), (843, 16513), (1011, 13769), (1967, 7077), (2359, 5901)]