4004225281

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{1471}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 4893163520

約数和(自身を除く): 888938239

約数列:

[1, 7, 19, 97, 133, 211, 679, 1471, 1477, 1843, 4009, 10297, 12901, 20467, 27949, 28063, 142687, 143269, 195643, 310381, 388873, 998809, 2172667, 2711053, 2722111, 5897239, 18977371, 30106957, 41280673, 210748699, 572032183, 4004225281]

約数ペア:

[(1, 4004225281), (7, 572032183), (19, 210748699), (97, 41280673), (133, 30106957), (211, 18977371), (679, 5897239), (1471, 2722111), (1477, 2711053), (1843, 2172667), (4009, 998809), (10297, 388873), (12901, 310381), (20467, 195643), (27949, 143269), (28063, 142687)]