7172412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 18816000

約数和(自身を除く): 11643588

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 1999, 3588, 3998, 5997, 7996, 11994, 23988, 25987, 45977, 51974, 77961, 91954, 103948, 137931, 155922, 183908, 275862, 311844, 551724, 597701, 1195402, 1793103, 2390804, 3586206, 7172412]

約数ペア:

[(1, 7172412), (2, 3586206), (3, 2390804), (4, 1793103), (6, 1195402), (12, 597701), (13, 551724), (23, 311844), (26, 275862), (39, 183908), (46, 155922), (52, 137931), (69, 103948), (78, 91954), (92, 77961), (138, 51974), (156, 45977), (276, 25987), (299, 23988), (598, 11994), (897, 7996), (1196, 5997), (1794, 3998), (1999, 3588)]