81435822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{33679}}^1$

素因数の和:33728

約数の個数: 32

約数和(自身を含む): 181063680

約数和(自身を除く): 99627858

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 33679, 67358, 101037, 202074, 437827, 875654, 1044049, 1313481, 2088098, 2626962, 3132147, 6264294, 13572637, 27145274, 40717911, 81435822]

約数ペア:

[(1, 81435822), (2, 40717911), (3, 27145274), (6, 13572637), (13, 6264294), (26, 3132147), (31, 2626962), (39, 2088098), (62, 1313481), (78, 1044049), (93, 875654), (186, 437827), (403, 202074), (806, 101037), (1209, 67358), (2418, 33679)]