31801897834

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1\times {\mathrm{69401}}^1$

素因数の和:69942

約数の個数: 32

約数和(自身を含む): 55406115072

約数和(自身を除く): 23604217238

約数列:

[1, 2, 7, 14, 71, 142, 461, 497, 922, 994, 3227, 6454, 32731, 65462, 69401, 138802, 229117, 458234, 485807, 971614, 4927471, 9854942, 31993861, 34492297, 63987722, 68984594, 223957027, 447914054, 2271564131, 4543128262, 15900948917, 31801897834]

約数ペア:

[(1, 31801897834), (2, 15900948917), (7, 4543128262), (14, 2271564131), (71, 447914054), (142, 223957027), (461, 68984594), (497, 63987722), (922, 34492297), (994, 31993861), (3227, 9854942), (6454, 4927471), (32731, 971614), (65462, 485807), (69401, 458234), (138802, 229117)]