2121570505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{149459}}^1$

素因数の和:149648

約数の個数: 16

約数和(自身を含む): 2711802240

約数和(自身を除く): 590231735

約数列:

[1, 5, 17, 85, 167, 835, 2839, 14195, 149459, 747295, 2540803, 12704015, 24959653, 124798265, 424314101, 2121570505]

約数ペア:

[(1, 2121570505), (5, 424314101), (17, 124798265), (85, 24959653), (167, 12704015), (835, 2540803), (2839, 747295), (14195, 149459)]