260023449

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1553}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 433677888

約数和(自身を除く): 173654439

約数列:

[1, 3, 7, 17, 21, 49, 51, 67, 119, 147, 201, 357, 469, 833, 1139, 1407, 1553, 2499, 3283, 3417, 4659, 7973, 9849, 10871, 23919, 26401, 32613, 55811, 76097, 79203, 104051, 167433, 184807, 228291, 312153, 554421, 728357, 1293649, 1768867, 2185071, 3880947, 5098499, 5306601, 12382069, 15295497, 37146207, 86674483, 260023449]

約数ペア:

[(1, 260023449), (3, 86674483), (7, 37146207), (17, 15295497), (21, 12382069), (49, 5306601), (51, 5098499), (67, 3880947), (119, 2185071), (147, 1768867), (201, 1293649), (357, 728357), (469, 554421), (833, 312153), (1139, 228291), (1407, 184807), (1553, 167433), (2499, 104051), (3283, 79203), (3417, 76097), (4659, 55811), (7973, 32613), (9849, 26401), (10871, 23919)]