947347491

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{25411}}^1$

素因数の和:25491

約数の個数: 24

約数和(自身を含む): 1373061184

約数和(自身を除く): 425713693

約数列:

[1, 3, 17, 43, 51, 129, 289, 731, 867, 2193, 12427, 25411, 37281, 76233, 431987, 1092673, 1295961, 3278019, 7343779, 18575441, 22031337, 55726323, 315782497, 947347491]

約数ペア:

[(1, 947347491), (3, 315782497), (17, 55726323), (43, 22031337), (51, 18575441), (129, 7343779), (289, 3278019), (731, 1295961), (867, 1092673), (2193, 431987), (12427, 76233), (25411, 37281)]