221319722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1087}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 368492544

約数和(自身を除く): 147172822

約数列:

[1, 2, 13, 26, 41, 82, 191, 382, 533, 1066, 1087, 2174, 2483, 4966, 7831, 14131, 15662, 28262, 44567, 89134, 101803, 203606, 207617, 415234, 579371, 1158742, 2699021, 5398042, 8512297, 17024594, 110659861, 221319722]

約数ペア:

[(1, 221319722), (2, 110659861), (13, 17024594), (26, 8512297), (41, 5398042), (82, 2699021), (191, 1158742), (382, 579371), (533, 415234), (1066, 207617), (1087, 203606), (2174, 101803), (2483, 89134), (4966, 44567), (7831, 28262), (14131, 15662)]