25878573

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 45991296

約数和(自身を除く): 20112723

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 73, 119, 153, 219, 331, 357, 511, 657, 993, 1071, 1241, 1533, 2317, 2979, 3723, 4599, 5627, 6951, 8687, 11169, 16881, 20853, 24163, 26061, 39389, 50643, 72489, 78183, 118167, 169141, 217467, 354501, 410771, 507423, 1232313, 1522269, 2875397, 3696939, 8626191, 25878573]

約数ペア:

[(1, 25878573), (3, 8626191), (7, 3696939), (9, 2875397), (17, 1522269), (21, 1232313), (51, 507423), (63, 410771), (73, 354501), (119, 217467), (153, 169141), (219, 118167), (331, 78183), (357, 72489), (511, 50643), (657, 39389), (993, 26061), (1071, 24163), (1241, 20853), (1533, 16881), (2317, 11169), (2979, 8687), (3723, 6951), (4599, 5627)]