870870567

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{46439}}^1$

素因数の和:46515

約数の個数: 32

約数和(自身を含む): 1426636800

約数和(自身を除く): 555766233

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 46439, 139317, 325073, 882341, 975219, 2182633, 2647023, 6176387, 6547899, 15278431, 18529161, 41470027, 45835293, 124410081, 290290189, 870870567]

約数ペア:

[(1, 870870567), (3, 290290189), (7, 124410081), (19, 45835293), (21, 41470027), (47, 18529161), (57, 15278431), (133, 6547899), (141, 6176387), (329, 2647023), (399, 2182633), (893, 975219), (987, 882341), (2679, 325073), (6251, 139317), (18753, 46439)]