65720018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1373}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 121879296

約数和(自身を除く): 56159278

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 263, 526, 1373, 1841, 2746, 3419, 3682, 6838, 9611, 17849, 19222, 23933, 35698, 47866, 124943, 249886, 361099, 722198, 2527693, 4694287, 5055386, 9388574, 32860009, 65720018]

約数ペア:

[(1, 65720018), (2, 32860009), (7, 9388574), (13, 5055386), (14, 4694287), (26, 2527693), (91, 722198), (182, 361099), (263, 249886), (526, 124943), (1373, 47866), (1841, 35698), (2746, 23933), (3419, 19222), (3682, 17849), (6838, 9611)]