23947581

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 39260160

約数和(自身を除く): 15312579

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 1277, 2679, 3831, 6251, 8939, 18753, 24263, 26817, 60019, 72789, 169841, 180057, 420133, 509523, 1140361, 1260399, 3421083, 7982527, 23947581]

約数ペア:

[(1, 23947581), (3, 7982527), (7, 3421083), (19, 1260399), (21, 1140361), (47, 509523), (57, 420133), (133, 180057), (141, 169841), (329, 72789), (399, 60019), (893, 26817), (987, 24263), (1277, 18753), (2679, 8939), (3831, 6251)]