260512486

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 36

約数和(自身を含む): 435657852

約数和(自身を除く): 175145366

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 563, 962, 1126, 1369, 2738, 6253, 7319, 12506, 14638, 17797, 20831, 35594, 41662, 95147, 190294, 231361, 270803, 462722, 541606, 770747, 1541494, 3520439, 7040878, 10019711, 20039422, 130256243, 260512486]

約数ペア:

[(1, 260512486), (2, 130256243), (13, 20039422), (26, 10019711), (37, 7040878), (74, 3520439), (169, 1541494), (338, 770747), (481, 541606), (563, 462722), (962, 270803), (1126, 231361), (1369, 190294), (2738, 95147), (6253, 41662), (7319, 35594), (12506, 20831), (14638, 17797)]