39156397

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 49491200

約数和(自身を除く): 10334803

約数列:

[1, 7, 19, 37, 73, 109, 133, 259, 511, 703, 763, 1387, 2071, 2701, 4033, 4921, 7957, 9709, 14497, 18907, 28231, 51319, 55699, 76627, 151183, 294409, 359233, 536389, 1058281, 2060863, 5593771, 39156397]

約数ペア:

[(1, 39156397), (7, 5593771), (19, 2060863), (37, 1058281), (73, 536389), (109, 359233), (133, 294409), (259, 151183), (511, 76627), (703, 55699), (763, 51319), (1387, 28231), (2071, 18907), (2701, 14497), (4033, 9709), (4921, 7957)]