71575785

素因数分解:

$3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2063}}^1$

素因数の和:2334

約数の個数: 32

約数和(自身を含む): 127802880

約数和(自身を除く): 56227095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 257, 771, 1285, 2063, 2313, 3855, 6189, 6939, 10315, 11565, 18567, 30945, 34695, 55701, 92835, 278505, 530191, 1590573, 2650955, 4771719, 7952865, 14315157, 23858595, 71575785]

約数ペア:

[(1, 71575785), (3, 23858595), (5, 14315157), (9, 7952865), (15, 4771719), (27, 2650955), (45, 1590573), (135, 530191), (257, 278505), (771, 92835), (1285, 55701), (2063, 34695), (2313, 30945), (3855, 18567), (6189, 11565), (6939, 10315)]