31485051

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 50570240

約数和(自身を除く): 19085189

約数列:

[1, 3, 9, 13, 27, 39, 117, 271, 331, 351, 813, 993, 2439, 2979, 3523, 4303, 7317, 8937, 10569, 12909, 31707, 38727, 89701, 95121, 116181, 269103, 807309, 1166113, 2421927, 3498339, 10495017, 31485051]

約数ペア:

[(1, 31485051), (3, 10495017), (9, 3498339), (13, 2421927), (27, 1166113), (39, 807309), (117, 269103), (271, 116181), (331, 95121), (351, 89701), (813, 38727), (993, 31707), (2439, 12909), (2979, 10569), (3523, 8937), (4303, 7317)]