208031057

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 260357760

約数和(自身を除く): 52326703

約数列:

[1, 13, 17, 19, 37, 103, 169, 221, 247, 323, 481, 629, 703, 1339, 1751, 1957, 2873, 3211, 3811, 4199, 6253, 8177, 9139, 11951, 17407, 22763, 25441, 33269, 49543, 54587, 64787, 72409, 106301, 118807, 155363, 295919, 330733, 432497, 644059, 842231, 941317, 1230953, 2019719, 5622461, 10949003, 12237121, 16002389, 208031057]

約数ペア:

[(1, 208031057), (13, 16002389), (17, 12237121), (19, 10949003), (37, 5622461), (103, 2019719), (169, 1230953), (221, 941317), (247, 842231), (323, 644059), (481, 432497), (629, 330733), (703, 295919), (1339, 155363), (1751, 118807), (1957, 106301), (2873, 72409), (3211, 64787), (3811, 54587), (4199, 49543), (6253, 33269), (8177, 25441), (9139, 22763), (11951, 17407)]