30980747

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{571}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 37120512

約数和(自身を除く): 6139765

約数列:

[1, 7, 23, 161, 337, 571, 2359, 3997, 7751, 13133, 54257, 91931, 192427, 1346989, 4425821, 30980747]

約数ペア:

[(1, 30980747), (7, 4425821), (23, 1346989), (161, 192427), (337, 91931), (571, 54257), (2359, 13133), (3997, 7751)]