28101262

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 50637312

約数和(自身を除く): 22536050

約数列:

[1, 2, 7, 14, 23, 46, 161, 197, 322, 394, 443, 886, 1379, 2758, 3101, 4531, 6202, 9062, 10189, 20378, 31717, 63434, 71323, 87271, 142646, 174542, 610897, 1221794, 2007233, 4014466, 14050631, 28101262]

約数ペア:

[(1, 28101262), (2, 14050631), (7, 4014466), (14, 2007233), (23, 1221794), (46, 610897), (161, 174542), (197, 142646), (322, 87271), (394, 71323), (443, 63434), (886, 31717), (1379, 20378), (2758, 10189), (3101, 9062), (4531, 6202)]