28514962

素因数分解:

$2^1\times 7^3\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 50371200

約数和(自身を除く): 21856238

約数列:

[1, 2, 7, 14, 49, 98, 197, 211, 343, 394, 422, 686, 1379, 1477, 2758, 2954, 9653, 10339, 19306, 20678, 41567, 67571, 72373, 83134, 135142, 144746, 290969, 581938, 2036783, 4073566, 14257481, 28514962]

約数ペア:

[(1, 28514962), (2, 14257481), (7, 4073566), (14, 2036783), (49, 581938), (98, 290969), (197, 144746), (211, 135142), (343, 83134), (394, 72373), (422, 67571), (686, 41567), (1379, 20678), (1477, 19306), (2758, 10339), (2954, 9653)]