38838891

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1259}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 64350720

約数和(自身を除く): 25511829

約数列:

[1, 3, 7, 13, 21, 39, 91, 113, 273, 339, 791, 1259, 1469, 2373, 3777, 4407, 8813, 10283, 16367, 26439, 30849, 49101, 114569, 142267, 343707, 426801, 995869, 1849471, 2987607, 5548413, 12946297, 38838891]

約数ペア:

[(1, 38838891), (3, 12946297), (7, 5548413), (13, 2987607), (21, 1849471), (39, 995869), (91, 426801), (113, 343707), (273, 142267), (339, 114569), (791, 49101), (1259, 30849), (1469, 26439), (2373, 16367), (3777, 10283), (4407, 8813)]