16517421

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1213}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 25566840

約数和(自身を除く): 9049419

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1213, 1513, 3639, 4539, 10917, 13617, 20621, 61863, 107957, 185589, 323871, 971613, 1835269, 5505807, 16517421]

約数ペア:

[(1, 16517421), (3, 5505807), (9, 1835269), (17, 971613), (51, 323871), (89, 185589), (153, 107957), (267, 61863), (801, 20621), (1213, 13617), (1513, 10917), (3639, 4539)]