31825479

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{373}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 51701760

約数和(自身を除く): 19876281

約数列:

[1, 3, 7, 17, 21, 51, 119, 239, 357, 373, 717, 1119, 1673, 2611, 4063, 5019, 6341, 7833, 12189, 19023, 28441, 44387, 85323, 89147, 133161, 267441, 624029, 1515499, 1872087, 4546497, 10608493, 31825479]

約数ペア:

[(1, 31825479), (3, 10608493), (7, 4546497), (17, 1872087), (21, 1515499), (51, 624029), (119, 267441), (239, 133161), (357, 89147), (373, 85323), (717, 44387), (1119, 28441), (1673, 19023), (2611, 12189), (4063, 7833), (5019, 6341)]