28681458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367711}}^1$

素因数の和:367729

約数の個数: 16

約数和(自身を含む): 61775616

約数和(自身を除く): 33094158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367711, 735422, 1103133, 2206266, 4780243, 9560486, 14340729, 28681458]

約数ペア:

[(1, 28681458), (2, 14340729), (3, 9560486), (6, 4780243), (13, 2206266), (26, 1103133), (39, 735422), (78, 367711)]