161913998

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{15971}}^1$

素因数の和:16147

約数の個数: 16

約数和(自身を含む): 251271504

約数和(自身を除く): 89357506

約数列:

[1, 2, 37, 74, 137, 274, 5069, 10138, 15971, 31942, 590927, 1181854, 2188027, 4376054, 80956999, 161913998]

約数ペア:

[(1, 161913998), (2, 80956999), (37, 4376054), (74, 2188027), (137, 1181854), (274, 590927), (5069, 31942), (10138, 15971)]