66663376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7817}}^1$

素因数の和:7879

約数の個数: 40

約数和(自身を含む): 142506504

約数和(自身を除く): 75843128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 7817, 8528, 15634, 31268, 62536, 101621, 125072, 203242, 320497, 406484, 640994, 812968, 1281988, 1625936, 2563976, 4166461, 5127952, 8332922, 16665844, 33331688, 66663376]

約数ペア:

[(1, 66663376), (2, 33331688), (4, 16665844), (8, 8332922), (13, 5127952), (16, 4166461), (26, 2563976), (41, 1625936), (52, 1281988), (82, 812968), (104, 640994), (164, 406484), (208, 320497), (328, 203242), (533, 125072), (656, 101621), (1066, 62536), (2132, 31268), (4264, 15634), (7817, 8528)]