28285117

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 33292800

約数和(自身を除く): 5007683

約数列:

[1, 7, 47, 149, 329, 577, 1043, 4039, 7003, 27119, 49021, 85973, 189833, 601811, 4040731, 28285117]

約数ペア:

[(1, 28285117), (7, 4040731), (47, 601811), (149, 189833), (329, 85973), (577, 49021), (1043, 27119), (4039, 7003)]