11988865

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 17542656

約数和(自身を除く): 5553791

約数列:

[1, 5, 7, 23, 35, 53, 115, 161, 265, 281, 371, 805, 1219, 1405, 1855, 1967, 6095, 6463, 8533, 9835, 14893, 32315, 42665, 45241, 74465, 104251, 226205, 342539, 521255, 1712695, 2397773, 11988865]

約数ペア:

[(1, 11988865), (5, 2397773), (7, 1712695), (23, 521255), (35, 342539), (53, 226205), (115, 104251), (161, 74465), (265, 45241), (281, 42665), (371, 32315), (805, 14893), (1219, 9835), (1405, 8533), (1855, 6463), (1967, 6095)]