394997823

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{28297}}^1$

素因数の和:28364

約数の個数: 32

約数和(自身を含む): 651985920

約数和(自身を除く): 256988097

約数列:

[1, 3, 9, 11, 27, 33, 47, 99, 141, 297, 423, 517, 1269, 1551, 4653, 13959, 28297, 84891, 254673, 311267, 764019, 933801, 1329959, 2801403, 3989877, 8404209, 11969631, 14629549, 35908893, 43888647, 131665941, 394997823]

約数ペア:

[(1, 394997823), (3, 131665941), (9, 43888647), (11, 35908893), (27, 14629549), (33, 11969631), (47, 8404209), (99, 3989877), (141, 2801403), (297, 1329959), (423, 933801), (517, 764019), (1269, 311267), (1551, 254673), (4653, 84891), (13959, 28297)]