87661454

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1291

約数の個数: 16

約数和(自身を含む): 132808896

約数和(自身を除く): 45147442

約数列:

[1, 2, 197, 271, 394, 542, 821, 1642, 53387, 106774, 161737, 222491, 323474, 444982, 43830727, 87661454]

約数ペア:

[(1, 87661454), (2, 43830727), (197, 444982), (271, 323474), (394, 222491), (542, 161737), (821, 106774), (1642, 53387)]