71752499

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 89667072

約数和(自身を除く): 17914573

約数列:

[1, 7, 13, 91, 131, 169, 463, 917, 1183, 1703, 3241, 6019, 11921, 22139, 42133, 60653, 78247, 154973, 424571, 547729, 788489, 5519423, 10250357, 71752499]

約数ペア:

[(1, 71752499), (7, 10250357), (13, 5519423), (91, 788489), (131, 547729), (169, 424571), (463, 154973), (917, 78247), (1183, 60653), (1703, 42133), (3241, 22139), (6019, 11921)]