38928519

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 67465728

約数和(自身を除く): 28537209

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 967, 1491, 1917, 2901, 4473, 5751, 6769, 8703, 13419, 20307, 26109, 40257, 60921, 68657, 78327, 182763, 205971, 480599, 548289, 617913, 1441797, 1853739, 4325391, 5561217, 12976173, 38928519]

約数ペア:

[(1, 38928519), (3, 12976173), (7, 5561217), (9, 4325391), (21, 1853739), (27, 1441797), (63, 617913), (71, 548289), (81, 480599), (189, 205971), (213, 182763), (497, 78327), (567, 68657), (639, 60921), (967, 40257), (1491, 26109), (1917, 20307), (2901, 13419), (4473, 8703), (5751, 6769)]