31812231

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 48347136

約数和(自身を除く): 16534905

約数列:

[1, 3, 11, 31, 33, 93, 121, 257, 341, 363, 771, 1023, 1331, 2827, 3751, 3993, 7967, 8481, 11253, 23901, 31097, 41261, 87637, 93291, 123783, 262911, 342067, 964007, 1026201, 2892021, 10604077, 31812231]

約数ペア:

[(1, 31812231), (3, 10604077), (11, 2892021), (31, 1026201), (33, 964007), (93, 342067), (121, 262911), (257, 123783), (341, 93291), (363, 87637), (771, 41261), (1023, 31097), (1331, 23901), (2827, 11253), (3751, 8481), (3993, 7967)]