172125639

素因数分解:

$3^2\times 7^1\times {\mathrm{1637}}^1\times {\mathrm{1669}}^1$

素因数の和:3319

約数の個数: 24

約数和(自身を含む): 284487840

約数和(自身を除く): 112362201

約数列:

[1, 3, 7, 9, 21, 63, 1637, 1669, 4911, 5007, 11459, 11683, 14733, 15021, 34377, 35049, 103131, 105147, 2732153, 8196459, 19125071, 24589377, 57375213, 172125639]

約数ペア:

[(1, 172125639), (3, 57375213), (7, 24589377), (9, 19125071), (21, 8196459), (63, 2732153), (1637, 105147), (1669, 103131), (4911, 35049), (5007, 34377), (11459, 15021), (11683, 14733)]