13198983

素因数分解:

$3^1\times 7^3\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 20889600

約数和(自身を除く): 7690617

約数列:

[1, 3, 7, 21, 49, 101, 127, 147, 303, 343, 381, 707, 889, 1029, 2121, 2667, 4949, 6223, 12827, 14847, 18669, 34643, 38481, 43561, 89789, 103929, 130683, 269367, 628523, 1885569, 4399661, 13198983]

約数ペア:

[(1, 13198983), (3, 4399661), (7, 1885569), (21, 628523), (49, 269367), (101, 130683), (127, 103929), (147, 89789), (303, 43561), (343, 38481), (381, 34643), (707, 18669), (889, 14847), (1029, 12827), (2121, 6223), (2667, 4949)]