2991201

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 4276800

約数和(自身を除く): 1285599

約数列:

[1, 3, 17, 51, 89, 267, 659, 1513, 1977, 4539, 11203, 33609, 58651, 175953, 997067, 2991201]

約数ペア:

[(1, 2991201), (3, 997067), (17, 175953), (51, 58651), (89, 33609), (267, 11203), (659, 4539), (1513, 1977)]