395141331

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 577884160

約数和(自身を除く): 182742829

約数列:

[1, 3, 13, 39, 79, 237, 277, 463, 831, 1027, 1389, 3081, 3601, 6019, 10803, 18057, 21883, 36577, 65649, 109731, 128251, 284479, 384753, 475501, 853437, 1426503, 1667263, 5001789, 10131829, 30395487, 131713777, 395141331]

約数ペア:

[(1, 395141331), (3, 131713777), (13, 30395487), (39, 10131829), (79, 5001789), (237, 1667263), (277, 1426503), (463, 853437), (831, 475501), (1027, 384753), (1389, 284479), (3081, 128251), (3601, 109731), (6019, 65649), (10803, 36577), (18057, 21883)]