25102287

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 44412160

約数和(自身を除く): 19309873

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 133, 171, 201, 313, 399, 469, 603, 939, 1197, 1273, 1407, 2191, 2817, 3819, 4221, 5947, 6573, 8911, 11457, 17841, 19719, 20971, 26733, 41629, 53523, 62913, 80199, 124887, 146797, 188739, 374661, 398449, 440391, 1195347, 1321173, 2789143, 3586041, 8367429, 25102287]

約数ペア:

[(1, 25102287), (3, 8367429), (7, 3586041), (9, 2789143), (19, 1321173), (21, 1195347), (57, 440391), (63, 398449), (67, 374661), (133, 188739), (171, 146797), (201, 124887), (313, 80199), (399, 62913), (469, 53523), (603, 41629), (939, 26733), (1197, 20971), (1273, 19719), (1407, 17841), (2191, 11457), (2817, 8911), (3819, 6573), (4221, 5947)]