971303739

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{5437}}^1$

素因数の和:5675

約数の個数: 32

約数和(自身を含む): 1520203776

約数和(自身を除く): 548900037

約数列:

[1, 3, 7, 21, 47, 141, 181, 329, 543, 987, 1267, 3801, 5437, 8507, 16311, 25521, 38059, 59549, 114177, 178647, 255539, 766617, 984097, 1788773, 2952291, 5366319, 6888679, 20666037, 46252559, 138757677, 323767913, 971303739]

約数ペア:

[(1, 971303739), (3, 323767913), (7, 138757677), (21, 46252559), (47, 20666037), (141, 6888679), (181, 5366319), (329, 2952291), (543, 1788773), (987, 984097), (1267, 766617), (3801, 255539), (5437, 178647), (8507, 114177), (16311, 59549), (25521, 38059)]