71129779

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 88473600

約数和(自身を除く): 17343821

約数列:

[1, 7, 29, 31, 89, 127, 203, 217, 623, 889, 899, 2581, 2759, 3683, 3937, 6293, 11303, 18067, 19313, 25781, 27559, 79121, 80011, 114173, 327787, 350393, 560077, 799211, 2294509, 2452751, 10161397, 71129779]

約数ペア:

[(1, 71129779), (7, 10161397), (29, 2452751), (31, 2294509), (89, 799211), (127, 560077), (203, 350393), (217, 327787), (623, 114173), (889, 80011), (899, 79121), (2581, 27559), (2759, 25781), (3683, 19313), (3937, 18067), (6293, 11303)]