28747509

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{44159}}^1$

素因数の和:44200

約数の個数: 16

約数和(自身を含む): 45219840

約数和(自身を除く): 16472331

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 44159, 132477, 309113, 927339, 1368929, 4106787, 9582503, 28747509]

約数ペア:

[(1, 28747509), (3, 9582503), (7, 4106787), (21, 1368929), (31, 927339), (93, 309113), (217, 132477), (651, 44159)]