138498138

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{353}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 306161856

約数和(自身を除く): 167663718

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 307, 353, 426, 614, 639, 706, 921, 1059, 1278, 1842, 2118, 2763, 3177, 5526, 6354, 21797, 25063, 43594, 50126, 65391, 75189, 108371, 130782, 150378, 196173, 216742, 225567, 325113, 392346, 451134, 650226, 975339, 1950678, 7694341, 15388682, 23083023, 46166046, 69249069, 138498138]

約数ペア:

[(1, 138498138), (2, 69249069), (3, 46166046), (6, 23083023), (9, 15388682), (18, 7694341), (71, 1950678), (142, 975339), (213, 650226), (307, 451134), (353, 392346), (426, 325113), (614, 225567), (639, 216742), (706, 196173), (921, 150378), (1059, 130782), (1278, 108371), (1842, 75189), (2118, 65391), (2763, 50126), (3177, 43594), (5526, 25063), (6354, 21797)]