18070955

素因数分解:

$5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 26006400

約数和(自身を除く): 7935445

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 257, 287, 343, 1285, 1435, 1715, 1799, 2009, 8995, 10045, 10537, 12593, 14063, 52685, 62965, 70315, 73759, 88151, 368795, 440755, 516313, 2581565, 3614191, 18070955]

約数ペア:

[(1, 18070955), (5, 3614191), (7, 2581565), (35, 516313), (41, 440755), (49, 368795), (205, 88151), (245, 73759), (257, 70315), (287, 62965), (343, 52685), (1285, 14063), (1435, 12593), (1715, 10537), (1799, 10045), (2009, 8995)]