31879458

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{136237}}^1$

素因数の和:136258

約数の個数: 24

約数和(自身を含む): 74385948

約数和(自身を除く): 42506490

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 136237, 272474, 408711, 817422, 1226133, 1771081, 2452266, 3542162, 5313243, 10626486, 15939729, 31879458]

約数ペア:

[(1, 31879458), (2, 15939729), (3, 10626486), (6, 5313243), (9, 3542162), (13, 2452266), (18, 1771081), (26, 1226133), (39, 817422), (78, 408711), (117, 272474), (234, 136237)]