31009781721

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1\times {\mathrm{2153}}^1$

素因数の和:2901

約数の個数: 32

約数和(自身を含む): 42380794368

約数和(自身を除く): 11371012647

約数列:

[1, 3, 67, 131, 201, 393, 547, 1641, 2153, 6459, 8777, 26331, 36649, 71657, 109947, 144251, 214971, 282043, 432753, 846129, 1177691, 3533073, 4801019, 14403057, 18896881, 56690643, 78905297, 154277521, 236715891, 462832563, 10336593907, 31009781721]

約数ペア:

[(1, 31009781721), (3, 10336593907), (67, 462832563), (131, 236715891), (201, 154277521), (393, 78905297), (547, 56690643), (1641, 18896881), (2153, 14403057), (6459, 4801019), (8777, 3533073), (26331, 1177691), (36649, 846129), (71657, 432753), (109947, 282043), (144251, 214971)]