25896981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 40135680

約数和(自身を除く): 14238699

約数列:

[1, 3, 11, 19, 33, 57, 103, 209, 309, 401, 627, 1133, 1203, 1957, 3399, 4411, 5871, 7619, 13233, 21527, 22857, 41303, 64581, 83809, 123909, 251427, 454333, 784757, 1362999, 2354271, 8632327, 25896981]

約数ペア:

[(1, 25896981), (3, 8632327), (11, 2354271), (19, 1362999), (33, 784757), (57, 454333), (103, 251427), (209, 123909), (309, 83809), (401, 64581), (627, 41303), (1133, 22857), (1203, 21527), (1957, 13233), (3399, 7619), (4411, 5871)]